37878826164 has 48 divisors (see below), whose sum is σ = 88974204480. Its totient is φ = 12542146560.

The previous prime is 37878826159. The next prime is 37878826187. The reversal of 37878826164 is 46162887873.

It is a happy number.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 37878826098 and 37878826107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588522 + ... + 1612190.

It is an arithmetic number, because the mean of its divisors is an integer number (1853629260).

Almost surely, 2^37878826164 is an apocalyptic number.

It is an amenable number.

37878826164 is an abundant number, since it is smaller than the sum of its proper divisors (51095378316).

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

37878826164 is a wasteful number, since it uses less digits than its factorization.

37878826164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24560 (or 24558 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The spelling of 37878826164 in words is "thirty-seven billion, eight hundred seventy-eight million, eight hundred twenty-six thousand, one hundred sixty-four".