11622613551 has 8 divisors (see below), whose sum is σ = 15504160560. Its totient is φ = 7744737792.

The previous prime is 11622613549. The next prime is 11622613553. The reversal of 11622613551 is 15531622611.

It is an interprime number because it is at equal distance from previous prime (11622613549) and next prime (11622613553).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11622613551 - 2¹ = 11622613549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11622613553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910416 + ... + 923093.

It is an arithmetic number, because the mean of its divisors is an integer number (1938020070).

Almost surely, 2^11622613551 is an apocalyptic number.

11622613551 is a deficient number, since it is larger than the sum of its proper divisors (3881547009).

11622613551 is a wasteful number, since it uses less digits than its factorization.

11622613551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835625.

The product of its digits is 10800, while the sum is 33.

The spelling of 11622613551 in words is "eleven billion, six hundred twenty-two million, six hundred thirteen thousand, five hundred fifty-one".