40656431360030 has 32 divisors (see below), whose sum is σ = 76064992575264. Its totient is φ = 15632404465536.

The previous prime is 40656431359997. The next prime is 40656431360059. The reversal of 40656431360030 is 3006313465604.

It is a happy number.

It is a super-3 number, since 3×40656431360030³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40656431360030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661910537 + ... + 661971956.

It is an arithmetic number, because the mean of its divisors is an integer number (2377031017977).

Almost surely, 2^{40656431360030} is an apocalyptic number.

40656431360030 is a deficient number, since it is larger than the sum of its proper divisors (35408561215234).

40656431360030 is a wasteful number, since it uses less digits than its factorization.

40656431360030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323882620.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 40656431360030 in words is "forty trillion, six hundred fifty-six billion, four hundred thirty-one million, three hundred sixty thousand, thirty".