70571378576 has 80 divisors (see below), whose sum is σ = 141131966976. Its totient is φ = 34164480000.

The previous prime is 70571378569. The next prime is 70571378587. The reversal of 70571378576 is 67587317507.

It is a happy number.

It is a super-2 number, since 2×70571378576² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57327881 + ... + 57329111.

Almost surely, 2^70571378576 is an apocalyptic number.

It is an amenable number.

70571378576 is a deficient number, since it is larger than the sum of its proper divisors (70560588400).

70571378576 is a wasteful number, since it uses less digits than its factorization.

70571378576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1866 counting only the distinct ones).

The product of its (nonzero) digits is 8643600, while the sum is 56.

The spelling of 70571378576 in words is "seventy billion, five hundred seventy-one million, three hundred seventy-eight thousand, five hundred seventy-six".