3516220226256 has 80 divisors (see below), whose sum is σ = 9734682666624. Its totient is φ = 1090813312512.

The previous prime is 3516220226231. The next prime is 3516220226261. The reversal of 3516220226256 is 6526220226153.

It is a happy number.

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, 42999451 + ... + 43081146.

Almost surely, 2^{3516220226256} is an apocalyptic number.

It is an amenable number.

3516220226256 is an abundant number, since it is smaller than the sum of its proper divisors (6218462440368).

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

3516220226256 is a wasteful number, since it uses less digits than its factorization.

3516220226256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86080668 (or 86080662 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 3516220226256 in words is "three trillion, five hundred sixteen billion, two hundred twenty million, two hundred twenty-six thousand, two hundred fifty-six".