38406547776 has 112 divisors (see below), whose sum is σ = 105526149120. Its totient is φ = 12314703360.

The previous prime is 38406547657. The next prime is 38406547799. The reversal of 38406547776 is 67774560483.

It is a congruent number.

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, 974665 + ... + 1013303.

It is an arithmetic number, because the mean of its divisors is an integer number (942197760).

Almost surely, 2^38406547776 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 38406547776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52763074560).

38406547776 is an abundant number, since it is smaller than the sum of its proper divisors (67119601344).

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

38406547776 is a wasteful number, since it uses less digits than its factorization.

38406547776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38852 (or 38842 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 57.

The spelling of 38406547776 in words is "thirty-eight billion, four hundred six million, five hundred forty-seven thousand, seven hundred seventy-six".