38723571748 has 6 divisors (see below), whose sum is σ = 67766250566. Its totient is φ = 19361785872.

The previous prime is 38723571739. The next prime is 38723571763. The reversal of 38723571748 is 84717532783.

It can be written as a sum of positive squares in only one way, i.e., 37132519204 + 1591052544 = 192698^2 + 39888^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4840446465 + ... + 4840446472.

Almost surely, 2^38723571748 is an apocalyptic number.

It is an amenable number.

38723571748 is a deficient number, since it is larger than the sum of its proper divisors (29042678818).

38723571748 is a wasteful number, since it uses less digits than its factorization.

38723571748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9680892941 (or 9680892939 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 55.

The spelling of 38723571748 in words is "thirty-eight billion, seven hundred twenty-three million, five hundred seventy-one thousand, seven hundred forty-eight".