20160177572 has 12 divisors (see below), whose sum is σ = 35307396096. Its totient is φ = 10072350120.

The previous prime is 20160177553. The next prime is 20160177581. The reversal of 20160177572 is 27577106102.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 1928804 + ... + 1939227.

It is an arithmetic number, because the mean of its divisors is an integer number (2942283008).

Almost surely, 2^20160177572 is an apocalyptic number.

It is an amenable number.

20160177572 is a deficient number, since it is larger than the sum of its proper divisors (15147218524).

20160177572 is a wasteful number, since it uses less digits than its factorization.

20160177572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869338 (or 3869336 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 38.

The spelling of 20160177572 in words is "twenty billion, one hundred sixty million, one hundred seventy-seven thousand, five hundred seventy-two".