40813204561200 has 90 divisors (see below), whose sum is σ = 141633156841124. Its totient is φ = 10883521215360.

The previous prime is 40813204561139. The next prime is 40813204561219. The reversal of 40813204561200 is 216540231804.

It is a happy number.

40813204561200 is a `hidden beast` number, since 4 + 0 + 8 + 1 + 32 + 0 + 4 + 5 + 612 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5668497034 + ... + 5668504233.

Almost surely, 2^{40813204561200} is an apocalyptic number.

40813204561200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40813204561200 is an abundant number, since it is smaller than the sum of its proper divisors (100819952279924).

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

40813204561200 is a wasteful number, since it uses less digits than its factorization.

40813204561200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11337001291 (or 11337001277 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 40813204561200 in words is "forty trillion, eight hundred thirteen billion, two hundred four million, five hundred sixty-one thousand, two hundred".