21476522223275 has 48 divisors (see below), whose sum is σ = 31544646281280. Its totient is φ = 14197280832000.

The previous prime is 21476522223259. The next prime is 21476522223283. The reversal of 21476522223275 is 57232222567412.

It is not a de Polignac number, because 21476522223275 - 2⁴ = 21476522223259 is a prime.

It is a super-2 number, since 2×21476522223275² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14509076 + ... + 15920625.

It is an arithmetic number, because the mean of its divisors is an integer number (657180130860).

Almost surely, 2^{21476522223275} is an apocalyptic number.

21476522223275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

21476522223275 is a deficient number, since it is larger than the sum of its proper divisors (10068124058005).

21476522223275 is a wasteful number, since it uses less digits than its factorization.

21476522223275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30429864 (or 30429859 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 50.

The spelling of 21476522223275 in words is "twenty-one trillion, four hundred seventy-six billion, five hundred twenty-two million, two hundred twenty-three thousand, two hundred seventy-five".