37838421115752 has 32 divisors (see below), whose sum is σ = 94596500088000. Its totient is φ = 12612747398784.

The previous prime is 37838421115739. The next prime is 37838421115757. The reversal of 37838421115752 is 25751112483873.

It is a super-2 number, since 2×37838421115752² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 37838421115692 and 37838421115701.

It is not an unprimeable number, because it can be changed into a prime (37838421115757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609813 + ... + 8846939.

It is an arithmetic number, because the mean of its divisors is an integer number (2956140627750).

Almost surely, 2^{37838421115752} is an apocalyptic number.

It is an amenable number.

37838421115752 is an abundant number, since it is smaller than the sum of its proper divisors (56758078972248).

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

37838421115752 is a wasteful number, since it uses less digits than its factorization.

37838421115752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7454985 (or 7454981 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 57.

The spelling of 37838421115752 in words is "thirty-seven trillion, eight hundred thirty-eight billion, four hundred twenty-one million, one hundred fifteen thousand, seven hundred fifty-two".