40369408732 has 48 divisors (see below), whose sum is σ = 74750860800. Its totient is φ = 19038317760.

The previous prime is 40369408697. The next prime is 40369408759. The reversal of 40369408732 is 23780496304.

It is a super-2 number, since 2×40369408732² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2106369 + ... + 2125447.

It is an arithmetic number, because the mean of its divisors is an integer number (1557309600).

Almost surely, 2^40369408732 is an apocalyptic number.

It is an amenable number.

40369408732 is a deficient number, since it is larger than the sum of its proper divisors (34381452068).

40369408732 is a wasteful number, since it uses less digits than its factorization.

40369408732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19426 (or 19424 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 40369408732 in words is "forty billion, three hundred sixty-nine million, four hundred eight thousand, seven hundred thirty-two".