70640452508895 has 32 divisors (see below), whose sum is σ = 125586837504000. Its totient is φ = 37673764758432.

The previous prime is 70640452508887. The next prime is 70640452508939. The reversal of 70640452508895 is 59880525404607.

70640452508895 is a `hidden beast` number, since 7 + 0 + 6 + 4 + 0 + 45 + 2 + 508 + 89 + 5 = 666.

It is not a de Polignac number, because 70640452508895 - 2³ = 70640452508887 is a prime.

It is a super-2 number, since 2×70640452508895² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3464595 + ... + 12380804.

It is an arithmetic number, because the mean of its divisors is an integer number (3924588672000).

Almost surely, 2^{70640452508895} is an apocalyptic number.

70640452508895 is a deficient number, since it is larger than the sum of its proper divisors (54946384995105).

70640452508895 is a wasteful number, since it uses less digits than its factorization.

70640452508895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15878436 (or 15878430 counting only the distinct ones).

The product of its (nonzero) digits is 96768000, while the sum is 63.

The spelling of 70640452508895 in words is "seventy trillion, six hundred forty billion, four hundred fifty-two million, five hundred eight thousand, eight hundred ninety-five".