70377047081 has 8 divisors (see below), whose sum is σ = 76808209728. Its totient is φ = 63951426000.

The previous prime is 70377047047. The next prime is 70377047087. The reversal of 70377047081 is 18074077307.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70377047081 - 2⁶ = 70377047017 is a prime.

It is a super-2 number, since 2×70377047081² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70377047087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358810 + ... + 1409651.

It is an arithmetic number, because the mean of its divisors is an integer number (9601026216).

Almost surely, 2^70377047081 is an apocalyptic number.

It is an amenable number.

70377047081 is a deficient number, since it is larger than the sum of its proper divisors (6431162647).

70377047081 is a wasteful number, since it uses less digits than its factorization.

70377047081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770783.

The product of its (nonzero) digits is 230496, while the sum is 44.

The spelling of 70377047081 in words is "seventy billion, three hundred seventy-seven million, forty-seven thousand, eighty-one".