40212340031124 has 18 divisors (see below), whose sum is σ = 101647859523210. Its totient is φ = 13404113343696.

The previous prime is 40212340031069. The next prime is 40212340031153. The reversal of 40212340031124 is 42113004321204.

40212340031124 is a `hidden beast` number, since 4 + 0 + 2 + 1 + 2 + 340 + 0 + 311 + 2 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22517966996100 + 17694373035024 = 4745310^2 + 4206468^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 558504722619 + ... + 558504722690.

It is an arithmetic number, because the mean of its divisors is an integer number (5647103306845).

Almost surely, 2^{40212340031124} is an apocalyptic number.

It is an amenable number.

40212340031124 is an abundant number, since it is smaller than the sum of its proper divisors (61435519492086).

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

40212340031124 is a wasteful number, since it uses less digits than its factorization.

40212340031124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117009445319 (or 1117009445314 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 40212340031124 its reverse (42113004321204), we get a palindrome (82325344352328).

The spelling of 40212340031124 in words is "forty trillion, two hundred twelve billion, three hundred forty million, thirty-one thousand, one hundred twenty-four".