38151664934 has 4 divisors (see below), whose sum is σ = 57227497404. Its totient is φ = 19075832466.

The previous prime is 38151664927. The next prime is 38151664961. The reversal of 38151664934 is 43946615183.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9537916232 + ... + 9537916235.

It is an arithmetic number, because the mean of its divisors is an integer number (14306874351).

Almost surely, 2^38151664934 is an apocalyptic number.

38151664934 is a deficient number, since it is larger than the sum of its proper divisors (19075832470).

38151664934 is a wasteful number, since it uses less digits than its factorization.

38151664934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19075832469.

The product of its digits is 1866240, while the sum is 50.

The spelling of 38151664934 in words is "thirty-eight billion, one hundred fifty-one million, six hundred sixty-four thousand, nine hundred thirty-four".