40133111312 has 60 divisors (see below), whose sum is σ = 90479058300. Its totient is φ = 17194963968.

The previous prime is 40133111303. The next prime is 40133111351. The reversal of 40133111312 is 21311133104.

It can be written as a sum of positive squares in 2 ways, for example, as 18010713616 + 22122397696 = 134204^2 + 148736^2 .

It is a super-2 number, since 2×40133111312² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4430564 + ... + 4439612.

It is an arithmetic number, because the mean of its divisors is an integer number (1507984305).

Almost surely, 2^40133111312 is an apocalyptic number.

It is an amenable number.

40133111312 is an abundant number, since it is smaller than the sum of its proper divisors (50345946988).

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

40133111312 is a wasteful number, since it uses less digits than its factorization.

40133111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728 (or 14715 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 40133111312 its reverse (21311133104), we get a palindrome (61444244416).

The spelling of 40133111312 in words is "forty billion, one hundred thirty-three million, one hundred eleven thousand, three hundred twelve".