40358960972 has 36 divisors (see below), whose sum is σ = 78199419480. Its totient is φ = 18211047360.

The previous prime is 40358960963. The next prime is 40358960981. The reversal of 40358960972 is 27906985304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40358960963) and next prime (40358960981).

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238022 + ... + 370637.

Almost surely, 2^40358960972 is an apocalyptic number.

It is an amenable number.

40358960972 is a deficient number, since it is larger than the sum of its proper divisors (37840458508).

40358960972 is a wasteful number, since it uses less digits than its factorization.

40358960972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608822 (or 608809 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 40358960972 in words is "forty billion, three hundred fifty-eight million, nine hundred sixty thousand, nine hundred seventy-two".