38427393792 has 36 divisors (see below), whose sum is σ = 102272909480. Its totient is φ = 12809131008.

The previous prime is 38427393791. The next prime is 38427393817. The reversal of 38427393792 is 29739372483.

38427393792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38427393791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25017067 + ... + 25018602.

Almost surely, 2^38427393792 is an apocalyptic number.

38427393792 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38427393792 is an abundant number, since it is smaller than the sum of its proper divisors (63845515688).

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

38427393792 is an equidigital number, since it uses as much as digits as its factorization.

38427393792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50035688 (or 50035674 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 57.

The spelling of 38427393792 in words is "thirty-eight billion, four hundred twenty-seven million, three hundred ninety-three thousand, seven hundred ninety-two".