38213154556 has 6 divisors (see below), whose sum is σ = 66873020480. Its totient is φ = 19106577276.

The previous prime is 38213154547. The next prime is 38213154643. The reversal of 38213154556 is 65545131283.

It is a super-2 number, since 2×38213154556² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4776644316 + ... + 4776644323.

Almost surely, 2^38213154556 is an apocalyptic number.

It is an amenable number.

38213154556 is a deficient number, since it is larger than the sum of its proper divisors (28659865924).

38213154556 is a wasteful number, since it uses less digits than its factorization.

38213154556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9553288643 (or 9553288641 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The spelling of 38213154556 in words is "thirty-eight billion, two hundred thirteen million, one hundred fifty-four thousand, five hundred fifty-six".