38720801556844 has 48 divisors (see below), whose sum is σ = 74048998566816. Its totient is φ = 17570018304000.

The previous prime is 38720801556809. The next prime is 38720801556869. The reversal of 38720801556844 is 44865510802783.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583665244 + ... + 583731580.

It is an arithmetic number, because the mean of its divisors is an integer number (1542687470142).

Almost surely, 2^{38720801556844} is an apocalyptic number.

It is an amenable number.

38720801556844 is a deficient number, since it is larger than the sum of its proper divisors (35328197009972).

38720801556844 is a wasteful number, since it uses less digits than its factorization.

38720801556844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89026 (or 89024 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 61.

The spelling of 38720801556844 in words is "thirty-eight trillion, seven hundred twenty billion, eight hundred one million, five hundred fifty-six thousand, eight hundred forty-four".