38763630725 has 6 divisors (see below), whose sum is σ = 48066902130. Its totient is φ = 31010904560.

The previous prime is 38763630713. The next prime is 38763630743. The reversal of 38763630725 is 52703636783.

It can be written as a sum of positive squares in 3 ways, for example, as 7467897889 + 31295732836 = 86417^2 + 176906^2 .

It is not a de Polignac number, because 38763630725 - 2³⁴ = 21583761541 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 775272590 + ... + 775272639.

It is an arithmetic number, because the mean of its divisors is an integer number (8011150355).

Almost surely, 2^38763630725 is an apocalyptic number.

It is an amenable number.

38763630725 is a deficient number, since it is larger than the sum of its proper divisors (9303271405).

38763630725 is a wasteful number, since it uses less digits than its factorization.

38763630725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550545239 (or 1550545234 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 50.

The spelling of 38763630725 in words is "thirty-eight billion, seven hundred sixty-three million, six hundred thirty thousand, seven hundred twenty-five".