70602641856 has 84 divisors (see below), whose sum is σ = 208897833664. Its totient is φ = 22775040000.

The previous prime is 70602641797. The next prime is 70602641903. The reversal of 70602641856 is 65814620607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1959145 + ... + 1994856.

Almost surely, 2^70602641856 is an apocalyptic number.

It is an amenable number.

70602641856 is an abundant number, since it is smaller than the sum of its proper divisors (138295191808).

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

70602641856 is a wasteful number, since it uses less digits than its factorization.

70602641856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954050 (or 3954037 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 70602641856 in words is "seventy billion, six hundred two million, six hundred forty-one thousand, eight hundred fifty-six".