11667471255 has 96 divisors (see below), whose sum is σ = 23668968960. Its totient is φ = 5461706880.

The previous prime is 11667471241. The next prime is 11667471307. The reversal of 11667471255 is 55217476611.

11667471255 is a `hidden beast` number, since 116 + 67 + 471 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 11667471255 - 2¹³ = 11667463063 is a prime.

It is a super-2 number, since 2×11667471255² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11667471255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 372534 + ... + 402636.

It is an arithmetic number, because the mean of its divisors is an integer number (246551760).

Almost surely, 2^11667471255 is an apocalyptic number.

11667471255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11667471255 is an abundant number, since it is smaller than the sum of its proper divisors (12001497705).

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

11667471255 is a wasteful number, since it uses less digits than its factorization.

11667471255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30163 (or 30151 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The spelling of 11667471255 in words is "eleven billion, six hundred sixty-seven million, four hundred seventy-one thousand, two hundred fifty-five".