11620588662 has 12 divisors (see below), whose sum is σ = 25177942140. Its totient is φ = 3873529548.

The previous prime is 11620588657. The next prime is 11620588667. The reversal of 11620588662 is 26688502611.

11620588662 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 0 + 588 + 6 + 62 = 666.

It is an interprime number because it is at equal distance from previous prime (11620588657) and next prime (11620588667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11620588667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 322794112 + ... + 322794147.

It is an arithmetic number, because the mean of its divisors is an integer number (2098161845).

Almost surely, 2^11620588662 is an apocalyptic number.

11620588662 is an abundant number, since it is smaller than the sum of its proper divisors (13557353478).

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

11620588662 is a wasteful number, since it uses less digits than its factorization.

11620588662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645588267 (or 645588264 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 11620588662 in words is "eleven billion, six hundred twenty million, five hundred eighty-eight thousand, six hundred sixty-two".