11556500256622 has 4 divisors (see below), whose sum is σ = 17334750384936. Its totient is φ = 5778250128310.

The previous prime is 11556500256607. The next prime is 11556500256701. The reversal of 11556500256622 is 22665200565511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2889125064154 + ... + 2889125064157.

It is an arithmetic number, because the mean of its divisors is an integer number (4333687596234).

Almost surely, 2^{11556500256622} is an apocalyptic number.

11556500256622 is a deficient number, since it is larger than the sum of its proper divisors (5778250128314).

11556500256622 is an equidigital number, since it uses as much as digits as its factorization.

11556500256622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5778250128313.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 11556500256622 in words is "eleven trillion, five hundred fifty-six billion, five hundred million, two hundred fifty-six thousand, six hundred twenty-two".