70512734848 has 32 divisors (see below), whose sum is σ = 140489667360. Its totient is φ = 35252583168.

The previous prime is 70512734843. The next prime is 70512734857. The reversal of 70512734848 is 84843721507.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (70512734843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1459365 + ... + 1506907.

It is an arithmetic number, because the mean of its divisors is an integer number (4390302105).

Almost surely, 2^70512734848 is an apocalyptic number.

It is an amenable number.

70512734848 is a deficient number, since it is larger than the sum of its proper divisors (69976932512).

70512734848 is a wasteful number, since it uses less digits than its factorization.

70512734848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59144 (or 59132 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 70512734848 in words is "seventy billion, five hundred twelve million, seven hundred thirty-four thousand, eight hundred forty-eight".