38720452592 has 20 divisors (see below), whose sum is σ = 75024059016. Its totient is φ = 19359405120.

The previous prime is 38720452571. The next prime is 38720452627. The reversal of 38720452592 is 29525402783.

It is a congruent number.

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, 554078 + ... + 620034.

Almost surely, 2^38720452592 is an apocalyptic number.

It is an amenable number.

38720452592 is a deficient number, since it is larger than the sum of its proper divisors (36303606424).

38720452592 is a wasteful number, since it uses less digits than its factorization.

38720452592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102656 (or 102650 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 38720452592 in words is "thirty-eight billion, seven hundred twenty million, four hundred fifty-two thousand, five hundred ninety-two".