11621225626603 has 4 divisors (see below), whose sum is σ = 11658592911888. Its totient is φ = 11583858341320.

The previous prime is 11621225626573. The next prime is 11621225626607. The reversal of 11621225626603 is 30662652212611.

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

It is a cyclic number.

It is not a de Polignac number, because 11621225626603 - 2²⁹ = 11620688755691 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11621225626603.

It is not an unprimeable number, because it can be changed into a prime (11621225626607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18683642176 + ... + 18683642797.

It is an arithmetic number, because the mean of its divisors is an integer number (2914648227972).

Almost surely, 2^{11621225626603} is an apocalyptic number.

11621225626603 is a deficient number, since it is larger than the sum of its proper divisors (37367285285).

11621225626603 is an equidigital number, since it uses as much as digits as its factorization.

11621225626603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37367285284.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 11621225626603 in words is "eleven trillion, six hundred twenty-one billion, two hundred twenty-five million, six hundred twenty-six thousand, six hundred three".