40113045312 has 56 divisors (see below), whose sum is σ = 106293818400. Its totient is φ = 13350683136.

The previous prime is 40113045307. The next prime is 40113045337. The reversal of 40113045312 is 21354031104.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31987 + ... + 285042.

It is an arithmetic number, because the mean of its divisors is an integer number (1898103900).

Almost surely, 2^40113045312 is an apocalyptic number.

It is an amenable number.

40113045312 is an abundant number, since it is smaller than the sum of its proper divisors (66180773088).

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

40113045312 is a wasteful number, since it uses less digits than its factorization.

40113045312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317703 (or 317693 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 40113045312 its reverse (21354031104), we get a palindrome (61467076416).

The spelling of 40113045312 in words is "forty billion, one hundred thirteen million, forty-five thousand, three hundred twelve".