11620011583 has 16 divisors (see below), whose sum is σ = 12511595520. Its totient is φ = 10757170656.

The previous prime is 11620011527. The next prime is 11620011589. The reversal of 11620011583 is 38511002611.

It is a cyclic number.

It is not a de Polignac number, because 11620011583 - 2²⁹ = 11083140671 is a prime.

It is a super-3 number, since 3×11620011583³ (a number of 31 digits) contains 333 as substring.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573166 + ... + 593092.

It is an arithmetic number, because the mean of its divisors is an integer number (781974720).

Almost surely, 2^11620011583 is an apocalyptic number.

11620011583 is a deficient number, since it is larger than the sum of its proper divisors (891583937).

11620011583 is a wasteful number, since it uses less digits than its factorization.

11620011583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20646.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 11620011583 in words is "eleven billion, six hundred twenty million, eleven thousand, five hundred eighty-three".