11611512162 has 20 divisors (see below), whose sum is σ = 26018388726. Its totient is φ = 3870504000.

The previous prime is 11611512127. The next prime is 11611512229. The reversal of 11611512162 is 26121511611.

It can be written as a sum of positive squares in only one way, i.e., 7889170041 + 3722342121 = 88821^2 + 61011^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 35837839 + ... + 35838162.

Almost surely, 2^11611512162 is an apocalyptic number.

11611512162 is an abundant number, since it is smaller than the sum of its proper divisors (14406876564).

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

11611512162 is an equidigital number, since it uses as much as digits as its factorization.

11611512162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71676015 (or 71676006 counting only the distinct ones).

The product of its digits is 720, while the sum is 27.

The spelling of 11611512162 in words is "eleven billion, six hundred eleven million, five hundred twelve thousand, one hundred sixty-two".