70164331206457 has 4 divisors (see below), whose sum is σ = 71875656357876. Its totient is φ = 68453006055040.

The previous prime is 70164331206433. The next prime is 70164331206517. The reversal of 70164331206457 is 75460213346107.

70164331206457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21165787195641 + 48998544010816 = 4600629^2 + 6999896^2 .

It is a cyclic number.

It is not a de Polignac number, because 70164331206457 - 2¹⁹ = 70164330682169 is a prime.

It is a super-2 number, since 2×70164331206457² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70164331206457.

It is not an unprimeable number, because it can be changed into a prime (70164331206157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855662575648 + ... + 855662575729.

It is an arithmetic number, because the mean of its divisors is an integer number (17968914089469).

Almost surely, 2^{70164331206457} is an apocalyptic number.

It is an amenable number.

70164331206457 is a deficient number, since it is larger than the sum of its proper divisors (1711325151419).

70164331206457 is a wasteful number, since it uses less digits than its factorization.

70164331206457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711325151418.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 70164331206457 in words is "seventy trillion, one hundred sixty-four billion, three hundred thirty-one million, two hundred six thousand, four hundred fifty-seven".