70495867255 has 16 divisors (see below), whose sum is σ = 93798380448. Its totient is φ = 50429232000.

The previous prime is 70495867231. The next prime is 70495867289. The reversal of 70495867255 is 55276859407.

It is a de Polignac number, because none of the positive numbers 2^k-70495867255 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70495867255.

It is a congruent number.

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, 10502736 + ... + 10509445.

It is an arithmetic number, because the mean of its divisors is an integer number (5862398778).

Almost surely, 2^70495867255 is an apocalyptic number.

70495867255 is a deficient number, since it is larger than the sum of its proper divisors (23302513193).

70495867255 is a wasteful number, since it uses less digits than its factorization.

70495867255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21012258.

The product of its (nonzero) digits is 21168000, while the sum is 58.

The spelling of 70495867255 in words is "seventy billion, four hundred ninety-five million, eight hundred sixty-seven thousand, two hundred fifty-five".