11621542626359 has 2 divisors, whose sum is σ = 11621542626360. Its totient is φ = 11621542626358.

The previous prime is 11621542626341. The next prime is 11621542626413. The reversal of 11621542626359 is 95362624512611.

It is a weak prime.

It is an emirp because it is prime and its reverse (95362624512611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11621542626359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11621542626359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11621542628359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810771313179 + 5810771313180.

It is an arithmetic number, because the mean of its divisors is an integer number (5810771313180).

Almost surely, 2^{11621542626359} is an apocalyptic number.

11621542626359 is a deficient number, since it is larger than the sum of its proper divisors (1).

11621542626359 is an equidigital number, since it uses as much as digits as its factorization.

11621542626359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4665600, while the sum is 53.

The spelling of 11621542626359 in words is "eleven trillion, six hundred twenty-one billion, five hundred forty-two million, six hundred twenty-six thousand, three hundred fifty-nine".