11613218674 has 24 divisors (see below), whose sum is σ = 17975181744. Its totient is φ = 5625932400.

The previous prime is 11613218657. The next prime is 11613218689. The reversal of 11613218674 is 47681231611.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486969 + ... + 510259.

It is an arithmetic number, because the mean of its divisors is an integer number (748965906).

Almost surely, 2^11613218674 is an apocalyptic number.

11613218674 is a deficient number, since it is larger than the sum of its proper divisors (6361963070).

11613218674 is an equidigital number, since it uses as much as digits as its factorization.

11613218674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23482 (or 23421 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The spelling of 11613218674 in words is "eleven billion, six hundred thirteen million, two hundred eighteen thousand, six hundred seventy-four".