38625613786 has 4 divisors (see below), whose sum is σ = 57938420682. Its totient is φ = 19312806892.

The previous prime is 38625613729. The next prime is 38625613823. The reversal of 38625613786 is 68731652683.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38622075625 + 3538161 = 196525^2 + 1881^2 .

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 as a sum of consecutive naturals, namely, 9656403445 + ... + 9656403448.

Almost surely, 2^38625613786 is an apocalyptic number.

38625613786 is a deficient number, since it is larger than the sum of its proper divisors (19312806896).

38625613786 is a wasteful number, since it uses less digits than its factorization.

38625613786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19312806895.

The product of its digits is 8709120, while the sum is 55.

The spelling of 38625613786 in words is "thirty-eight billion, six hundred twenty-five million, six hundred thirteen thousand, seven hundred eighty-six".