40366521324 has 36 divisors (see below), whose sum is σ = 102046187880. Its totient is φ = 13454374080.

The previous prime is 40366521323. The next prime is 40366521329. The reversal of 40366521324 is 42312566304.

40366521324 is a `hidden beast` number, since 40 + 3 + 66 + 521 + 32 + 4 = 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 (40366521323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 461272 + ... + 541760.

It is an arithmetic number, because the mean of its divisors is an integer number (2834616330).

Almost surely, 2^40366521324 is an apocalyptic number.

It is an amenable number.

40366521324 is an abundant number, since it is smaller than the sum of its proper divisors (61679666556).

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

40366521324 is a wasteful number, since it uses less digits than its factorization.

40366521324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94430 (or 94425 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 40366521324 in words is "forty billion, three hundred sixty-six million, five hundred twenty-one thousand, three hundred twenty-four".