11620011582 has 24 divisors (see below), whose sum is σ = 25303215600. Its totient is φ = 3853872000.

The previous prime is 11620011527. The next prime is 11620011589. The reversal of 11620011582 is 28511002611.

11620011582 is a `hidden beast` number, since 11 + 62 + 0 + 0 + 11 + 582 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11620011589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1618419 + ... + 1625582.

It is an arithmetic number, because the mean of its divisors is an integer number (1054300650).

Almost surely, 2^11620011582 is an apocalyptic number.

11620011582 is an abundant number, since it is smaller than the sum of its proper divisors (13683204018).

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

11620011582 is a wasteful number, since it uses less digits than its factorization.

11620011582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244208 (or 3244205 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

The spelling of 11620011582 in words is "eleven billion, six hundred twenty million, eleven thousand, five hundred eighty-two".