38521499532 has 48 divisors (see below), whose sum is σ = 90439856640. Its totient is φ = 12761107648.

The previous prime is 38521499521. The next prime is 38521499551. The reversal of 38521499532 is 23599412583.

It is a happy number.

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 in 15 ways as a sum of consecutive naturals, for example, 4426978 + ... + 4435670.

It is an arithmetic number, because the mean of its divisors is an integer number (1884163680).

Almost surely, 2^38521499532 is an apocalyptic number.

It is an amenable number.

38521499532 is an abundant number, since it is smaller than the sum of its proper divisors (51918357108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38521499532 is a wasteful number, since it uses less digits than its factorization.

38521499532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10942 (or 10940 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 51.

The spelling of 38521499532 in words is "thirty-eight billion, five hundred twenty-one million, four hundred ninety-nine thousand, five hundred thirty-two".