40396377132 has 48 divisors (see below), whose sum is σ = 104788146400. Its totient is φ = 13458156480.

The previous prime is 40396377107. The next prime is 40396377163. The reversal of 40396377132 is 23177369304.

It is a happy number.

40396377132 is a `hidden beast` number, since 4 + 0 + 3 + 9 + 637 + 7 + 1 + 3 + 2 = 666.

It is a super-3 number, since 3×40396377132³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100494 + ... + 301482.

Almost surely, 2^40396377132 is an apocalyptic number.

It is a pronic number, being equal to 200988×200989.

It is an amenable number.

40396377132 is an abundant number, since it is smaller than the sum of its proper divisors (64391769268).

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

40396377132 is a wasteful number, since it uses less digits than its factorization.

40396377132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202863 (or 202855 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 45.

The spelling of 40396377132 in words is "forty billion, three hundred ninety-six million, three hundred seventy-seven thousand, one hundred thirty-two".