38506365400 has 96 divisors (see below), whose sum is σ = 93486650400. Its totient is φ = 14722329600.

The previous prime is 38506365397. The next prime is 38506365419. The reversal of 38506365400 is 456360583.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10214716 + ... + 10218484.

It is an arithmetic number, because the mean of its divisors is an integer number (973819275).

Almost surely, 2^38506365400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38506365400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46743325200).

38506365400 is an abundant number, since it is smaller than the sum of its proper divisors (54980285000).

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

38506365400 is a wasteful number, since it uses less digits than its factorization.

38506365400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029 (or 6020 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 38506365400 in words is "thirty-eight billion, five hundred six million, three hundred sixty-five thousand, four hundred".