70513146256 has 40 divisors (see below), whose sum is σ = 164353954880. Its totient is φ = 28629396864.

The previous prime is 70513146211. The next prime is 70513146281. The reversal of 70513146256 is 65264131507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16565811 + ... + 16570066.

It is an arithmetic number, because the mean of its divisors is an integer number (4108848872).

Almost surely, 2^70513146256 is an apocalyptic number.

70513146256 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

70513146256 is an abundant number, since it is smaller than the sum of its proper divisors (93840808624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70513146256 is a wasteful number, since it uses less digits than its factorization.

70513146256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33135911 (or 33135905 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 70513146256 in words is "seventy billion, five hundred thirteen million, one hundred forty-six thousand, two hundred fifty-six".