38528697974 has 16 divisors (see below), whose sum is σ = 62329820112. Its totient is φ = 17756431968.

The previous prime is 38528697973. The next prime is 38528698073. The reversal of 38528697974 is 47979682583.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38528697973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067069 + ... + 1102584.

It is an arithmetic number, because the mean of its divisors is an integer number (3895613757).

Almost surely, 2^38528697974 is an apocalyptic number.

38528697974 is a deficient number, since it is larger than the sum of its proper divisors (23801122138).

38528697974 is a wasteful number, since it uses less digits than its factorization.

38528697974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170351.

The product of its digits is 182891520, while the sum is 68.

The spelling of 38528697974 in words is "thirty-eight billion, five hundred twenty-eight million, six hundred ninety-seven thousand, nine hundred seventy-four".