2495226806556 has 24 divisors (see below), whose sum is σ = 6351486417024. Its totient is φ = 756129335280.

The previous prime is 2495226806539. The next prime is 2495226806573. The reversal of 2495226806556 is 6556086225942.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2495226806539) and next prime (2495226806573).

It is a super-2 number, since 2×2495226806556² (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 2495226806556.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 9451616560 + ... + 9451616823.

It is an arithmetic number, because the mean of its divisors is an integer number (264645267376).

Almost surely, 2^{2495226806556} is an apocalyptic number.

It is an amenable number.

2495226806556 is an abundant number, since it is smaller than the sum of its proper divisors (3856259610468).

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

2495226806556 is a wasteful number, since it uses less digits than its factorization.

2495226806556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18903233401 (or 18903233399 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 60.

The spelling of 2495226806556 in words is "two trillion, four hundred ninety-five billion, two hundred twenty-six million, eight hundred six thousand, five hundred fifty-six".