40523619204 has 36 divisors (see below), whose sum is σ = 102538159360. Its totient is φ = 13494230640.

The previous prime is 40523619193. The next prime is 40523619209. The reversal of 40523619204 is 40291632504.

It is a happy number.

40523619204 is a `hidden beast` number, since 40 + 52 + 361 + 9 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40523619209) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 532264 + ... + 603615.

Almost surely, 2^40523619204 is an apocalyptic number.

It is an amenable number.

40523619204 is an abundant number, since it is smaller than the sum of its proper divisors (62014540156).

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

40523619204 is a wasteful number, since it uses less digits than its factorization.

40523619204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136880 (or 1136875 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 40523619204 in words is "forty billion, five hundred twenty-three million, six hundred nineteen thousand, two hundred four".