37855164340 has 24 divisors (see below), whose sum is σ = 90852394752. Its totient is φ = 12978913440.

The previous prime is 37855164289. The next prime is 37855164383. The reversal of 37855164340 is 4346155873.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135196876 + ... + 135197155.

It is an arithmetic number, because the mean of its divisors is an integer number (3785516448).

Almost surely, 2^37855164340 is an apocalyptic number.

It is an amenable number.

37855164340 is an abundant number, since it is smaller than the sum of its proper divisors (52997230412).

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

37855164340 is a wasteful number, since it uses less digits than its factorization.

37855164340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270394047 (or 270394045 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 37855164340 in words is "thirty-seven billion, eight hundred fifty-five million, one hundred sixty-four thousand, three hundred forty".