38720704156 has 48 divisors (see below), whose sum is σ = 69765696000. Its totient is φ = 18793599552.

The previous prime is 38720704153. The next prime is 38720704249. The reversal of 38720704156 is 65140702783.

38720704156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38720704153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27095650 + ... + 27097078.

It is an arithmetic number, because the mean of its divisors is an integer number (1453452000).

Almost surely, 2^38720704156 is an apocalyptic number.

It is an amenable number.

38720704156 is a deficient number, since it is larger than the sum of its proper divisors (31044991844).

38720704156 is a wasteful number, since it uses less digits than its factorization.

38720704156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338 (or 2336 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 38720704156 in words is "thirty-eight billion, seven hundred twenty million, seven hundred four thousand, one hundred fifty-six".