11145667061475 has 18 divisors (see below), whose sum is σ = 19963128114956. Its totient is φ = 5944355766000.

The previous prime is 11145667061453. The next prime is 11145667061561. The reversal of 11145667061475 is 57416076654111.

11145667061475 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 56 + 67 + 0 + 61 + 475 = 666.

It is not a de Polignac number, because 11145667061475 - 2⁵ = 11145667061443 is a prime.

It is a super-2 number, since 2×11145667061475² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24768148801 + ... + 24768149250.

Almost surely, 2^{11145667061475} is an apocalyptic number.

11145667061475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11145667061475 is a deficient number, since it is larger than the sum of its proper divisors (8817461053481).

11145667061475 is a wasteful number, since it uses less digits than its factorization.

11145667061475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49536298067 (or 49536298059 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 54.

The spelling of 11145667061475 in words is "eleven trillion, one hundred forty-five billion, six hundred sixty-seven million, sixty-one thousand, four hundred seventy-five".