11674513555 has 4 divisors (see below), whose sum is σ = 14009416272. Its totient is φ = 9339610840.

The previous prime is 11674513531. The next prime is 11674513559. The reversal of 11674513555 is 55531547611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11674513555 - 2⁵ = 11674513523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11674513559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1167451351 + ... + 1167451360.

It is an arithmetic number, because the mean of its divisors is an integer number (3502354068).

Almost surely, 2^11674513555 is an apocalyptic number.

11674513555 is a deficient number, since it is larger than the sum of its proper divisors (2334902717).

11674513555 is an equidigital number, since it uses as much as digits as its factorization.

11674513555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334902716.

The product of its digits is 315000, while the sum is 43.

The spelling of 11674513555 in words is "eleven billion, six hundred seventy-four million, five hundred thirteen thousand, five hundred fifty-five".