2256202616634 has 12 divisors (see below), whose sum is σ = 4888439002746. Its totient is φ = 752067538872.

The previous prime is 2256202616621. The next prime is 2256202616659. The reversal of 2256202616634 is 4366162026522.

2256202616634 is a `hidden beast` number, since 2 + 2 + 5 + 6 + 2 + 0 + 2 + 6 + 1 + 6 + 634 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1992882773025 + 263319843609 = 1411695^2 + 513147^2 .

It is a super-2 number, since 2×2256202616634² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2256202616634.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62672294889 + ... + 62672294924.

Almost surely, 2^{2256202616634} is an apocalyptic number.

2256202616634 is an abundant number, since it is smaller than the sum of its proper divisors (2632236386112).

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

2256202616634 is a wasteful number, since it uses less digits than its factorization.

2256202616634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125344589821 (or 125344589818 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 2256202616634 in words is "two trillion, two hundred fifty-six billion, two hundred two million, six hundred sixteen thousand, six hundred thirty-four".