38157734825 has 12 divisors (see below), whose sum is σ = 54074961600. Its totient is φ = 26165303760.

The previous prime is 38157734767. The next prime is 38157734831. The reversal of 38157734825 is 52843775183.

It is not a de Polignac number, because 38157734825 - 2¹⁸ = 38157472681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109021925 + ... + 109022274.

It is an arithmetic number, because the mean of its divisors is an integer number (4506246800).

Almost surely, 2^38157734825 is an apocalyptic number.

38157734825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

38157734825 is a deficient number, since it is larger than the sum of its proper divisors (15917226775).

38157734825 is a wasteful number, since it uses less digits than its factorization.

38157734825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218044216 (or 218044211 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The spelling of 38157734825 in words is "thirty-eight billion, one hundred fifty-seven million, seven hundred thirty-four thousand, eight hundred twenty-five".