11516610642 has 16 divisors (see below), whose sum is σ = 23036156352. Its totient is φ = 3838381040.

The previous prime is 11516610631. The next prime is 11516610649. The reversal of 11516610642 is 24601661511.

It is not an unprimeable number, because it can be changed into a prime (11516610649) 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, 69534 + ... + 166937.

It is an arithmetic number, because the mean of its divisors is an integer number (1439759772).

Almost surely, 2^11516610642 is an apocalyptic number.

11516610642 is an abundant number, since it is smaller than the sum of its proper divisors (11519545710).

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

11516610642 is a wasteful number, since it uses less digits than its factorization.

11516610642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244593.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 11516610642 in words is "eleven billion, five hundred sixteen million, six hundred ten thousand, six hundred forty-two".