40278651596 has 12 divisors (see below), whose sum is σ = 70920080952. Its totient is φ = 20015771328.

The previous prime is 40278651563. The next prime is 40278651619. The reversal of 40278651596 is 69515687204.

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 3 ways as a sum of consecutive naturals, for example, 30887885 + ... + 30889188.

It is an arithmetic number, because the mean of its divisors is an integer number (5910006746).

Almost surely, 2^40278651596 is an apocalyptic number.

It is an amenable number.

40278651596 is a deficient number, since it is larger than the sum of its proper divisors (30641429356).

40278651596 is a wasteful number, since it uses less digits than its factorization.

40278651596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61777240 (or 61777238 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 40278651596 in words is "forty billion, two hundred seventy-eight million, six hundred fifty-one thousand, five hundred ninety-six".