11774927455 has 12 divisors (see below), whose sum is σ = 14170804200. Its totient is φ = 9392759552.

The previous prime is 11774927431. The next prime is 11774927459. The reversal of 11774927455 is 55472947711.

It is not a de Polignac number, because 11774927455 - 2¹⁵ = 11774894687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11774927459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 613596 + ... + 632494.

It is an arithmetic number, because the mean of its divisors is an integer number (1180900350).

Almost surely, 2^11774927455 is an apocalyptic number.

11774927455 is a deficient number, since it is larger than the sum of its proper divisors (2395876745).

11774927455 is an frugal number, since it uses more digits than its factorization.

11774927455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19610 (or 19257 counting only the distinct ones).

The product of its digits is 2469600, while the sum is 52.

The spelling of 11774927455 in words is "eleven billion, seven hundred seventy-four million, nine hundred twenty-seven thousand, four hundred fifty-five".