70638980275 has 6 divisors (see below), whose sum is σ = 87592335572. Its totient is φ = 56511184200.

The previous prime is 70638980257. The next prime is 70638980281. The reversal of 70638980275 is 57208983607.

It is not a de Polignac number, because 70638980275 - 2²⁵ = 70605425843 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1412779581 + ... + 1412779630.

Almost surely, 2^70638980275 is an apocalyptic number.

70638980275 is a deficient number, since it is larger than the sum of its proper divisors (16953355297).

70638980275 is a wasteful number, since it uses less digits than its factorization.

70638980275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825559221 (or 2825559216 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 70638980275 in words is "seventy billion, six hundred thirty-eight million, nine hundred eighty thousand, two hundred seventy-five".