37821943504 has 10 divisors (see below), whose sum is σ = 73280015570. Its totient is φ = 18910971744.

The previous prime is 37821943441. The next prime is 37821943513. The reversal of 37821943504 is 40534912873.

It can be written as a sum of positive squares in only one way, i.e., 22156917904 + 15665025600 = 148852^2 + 125160^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1181935719 + ... + 1181935750.

It is an arithmetic number, because the mean of its divisors is an integer number (7328001557).

Almost surely, 2^37821943504 is an apocalyptic number.

It is an amenable number.

37821943504 is a deficient number, since it is larger than the sum of its proper divisors (35458072066).

37821943504 is a wasteful number, since it uses less digits than its factorization.

37821943504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363871477 (or 2363871471 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 37821943504 in words is "thirty-seven billion, eight hundred twenty-one million, nine hundred forty-three thousand, five hundred four".