38403877421712 has 160 divisors (see below), whose sum is σ = 113558677779456. Its totient is φ = 11070057715200.

The previous prime is 38403877421683. The next prime is 38403877421719. The reversal of 38403877421712 is 21712477830483.

It is not an unprimeable number, because it can be changed into a prime (38403877421719) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6537778 + ... + 10933905.

Almost surely, 2^{38403877421712} is an apocalyptic number.

It is an amenable number.

38403877421712 is an abundant number, since it is smaller than the sum of its proper divisors (75154800357744).

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

38403877421712 is a wasteful number, since it uses less digits than its factorization.

38403877421712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17471909 (or 17471903 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 57.

The spelling of 38403877421712 in words is "thirty-eight trillion, four hundred three billion, eight hundred seventy-seven million, four hundred twenty-one thousand, seven hundred twelve".