40236574432 has 12 divisors (see below), whose sum is σ = 79215755976. Its totient is φ = 20118287200.

The previous prime is 40236574421. The next prime is 40236574459. The reversal of 40236574432 is 23447563204.

It is a super-2 number, since 2×40236574432² (a number of 22 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 628696444 + ... + 628696507.

It is an arithmetic number, because the mean of its divisors is an integer number (6601312998).

Almost surely, 2^40236574432 is an apocalyptic number.

It is an amenable number.

40236574432 is a deficient number, since it is larger than the sum of its proper divisors (38979181544).

40236574432 is a wasteful number, since it uses less digits than its factorization.

40236574432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257392961 (or 1257392953 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 40.

The spelling of 40236574432 in words is "forty billion, two hundred thirty-six million, five hundred seventy-four thousand, four hundred thirty-two".