37479673812 has 48 divisors (see below), whose sum is σ = 99961659392. Its totient is φ = 10706778720.

The previous prime is 37479673811. The next prime is 37479673817. The reversal of 37479673812 is 21837697473.

It is a happy number.

It is a super-2 number, since 2×37479673812² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37479673811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555333 + ... + 619155.

Almost surely, 2^37479673812 is an apocalyptic number.

It is an amenable number.

37479673812 is an abundant number, since it is smaller than the sum of its proper divisors (62481985580).

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

37479673812 is a wasteful number, since it uses less digits than its factorization.

37479673812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70828 (or 70826 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 57.

The spelling of 37479673812 in words is "thirty-seven billion, four hundred seventy-nine million, six hundred seventy-three thousand, eight hundred twelve".