37994111946 has 48 divisors (see below), whose sum is σ = 94351892544. Its totient is φ = 10824164352.

The previous prime is 37994111917. The next prime is 37994111963. The reversal of 37994111946 is 64911149973.

37994111946 is a `hidden beast` number, since 37 + 9 + 9 + 411 + 194 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 37994111892 and 37994111901.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390775 + ... + 478218.

It is an arithmetic number, because the mean of its divisors is an integer number (1965664428).

Almost surely, 2^37994111946 is an apocalyptic number.

37994111946 is an abundant number, since it is smaller than the sum of its proper divisors (56357780598).

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

37994111946 is a wasteful number, since it uses less digits than its factorization.

37994111946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869355 (or 869352 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 54.

The spelling of 37994111946 in words is "thirty-seven billion, nine hundred ninety-four million, one hundred eleven thousand, nine hundred forty-six".