70436652007 has 4 divisors (see below), whose sum is σ = 74579984496. Its totient is φ = 66293319520.

The previous prime is 70436651959. The next prime is 70436652023. The reversal of 70436652007 is 70025663407.

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

It is a cyclic number.

It is not a de Polignac number, because 70436652007 - 2¹⁹ = 70436127719 is a prime.

It is a super-2 number, since 2×70436652007² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (70436652067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2071666219 + ... + 2071666252.

It is an arithmetic number, because the mean of its divisors is an integer number (18644996124).

Almost surely, 2^70436652007 is an apocalyptic number.

70436652007 is a deficient number, since it is larger than the sum of its proper divisors (4143332489).

70436652007 is a wasteful number, since it uses less digits than its factorization.

70436652007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143332488.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 70436652007 in words is "seventy billion, four hundred thirty-six million, six hundred fifty-two thousand, seven".