20357576716 has 12 divisors (see below), whose sum is σ = 36854233920. Its totient is φ = 9827795600.

The previous prime is 20357576677. The next prime is 20357576779. The reversal of 20357576716 is 61767575302.

It is a self number, because there is not a number n which added to its sum of digits gives 20357576716.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87748060 + ... + 87748291.

It is an arithmetic number, because the mean of its divisors is an integer number (3071186160).

Almost surely, 2^20357576716 is an apocalyptic number.

It is an amenable number.

20357576716 is a deficient number, since it is larger than the sum of its proper divisors (16496657204).

20357576716 is a wasteful number, since it uses less digits than its factorization.

20357576716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175496384 (or 175496382 counting only the distinct ones).

The product of its (nonzero) digits is 1852200, while the sum is 49.

The spelling of 20357576716 in words is "twenty billion, three hundred fifty-seven million, five hundred seventy-six thousand, seven hundred sixteen".