3223156303944 has 48 divisors (see below), whose sum is σ = 8733478450320. Its totient is φ = 1073881213920.

The previous prime is 3223156303937. The next prime is 3223156303951. The reversal of 3223156303944 is 4493036513223.

It is a happy number.

3223156303944 is a `hidden beast` number, since 3 + 2 + 2 + 3 + 1 + 5 + 630 + 3 + 9 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (3223156303937) and next prime (3223156303951).

It is a self number, because there is not a number n which added to its sum of digits gives 3223156303944.

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, 10350102 + ... + 10656965.

It is an arithmetic number, because the mean of its divisors is an integer number (181947467715).

Almost surely, 2^{3223156303944} is an apocalyptic number.

It is an amenable number.

3223156303944 is an abundant number, since it is smaller than the sum of its proper divisors (5510322146376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3223156303944 is a wasteful number, since it uses less digits than its factorization.

3223156303944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21009210 (or 21009203 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 3223156303944 in words is "three trillion, two hundred twenty-three billion, one hundred fifty-six million, three hundred three thousand, nine hundred forty-four".