40032700685 has 16 divisors (see below), whose sum is σ = 48989223360. Its totient is φ = 31398731520.

The previous prime is 40032700663. The next prime is 40032700711. The reversal of 40032700685 is 58600723004.

It is a happy number.

It is not a de Polignac number, because 40032700685 - 2⁶ = 40032700621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313820 + ... + 422549.

It is an arithmetic number, because the mean of its divisors is an integer number (3061826460).

Almost surely, 2^40032700685 is an apocalyptic number.

It is an amenable number.

40032700685 is a deficient number, since it is larger than the sum of its proper divisors (8956522675).

40032700685 is a wasteful number, since it uses less digits than its factorization.

40032700685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736588.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 40032700685 in words is "forty billion, thirty-two million, seven hundred thousand, six hundred eighty-five".