70972321564 has 6 divisors (see below), whose sum is σ = 124201562744. Its totient is φ = 35486160780.

The previous prime is 70972321547. The next prime is 70972321597. The reversal of 70972321564 is 46512327907.

It is a congruent 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 as a sum of consecutive naturals, namely, 8871540192 + ... + 8871540199.

Almost surely, 2^70972321564 is an apocalyptic number.

It is an amenable number.

70972321564 is a deficient number, since it is larger than the sum of its proper divisors (53229241180).

70972321564 is a wasteful number, since it uses less digits than its factorization.

70972321564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17743080395 (or 17743080393 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 70972321564 in words is "seventy billion, nine hundred seventy-two million, three hundred twenty-one thousand, five hundred sixty-four".