21476570614131 has 4 divisors (see below), whose sum is σ = 28635427485512. Its totient is φ = 14317713742752.

The previous prime is 21476570614061. The next prime is 21476570614151. The reversal of 21476570614131 is 13141607567412.

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

It is not a de Polignac number, because 21476570614131 - 2¹¹ = 21476570612083 is a prime.

It is a super-2 number, since 2×21476570614131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21476570614151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3579428435686 + ... + 3579428435691.

It is an arithmetic number, because the mean of its divisors is an integer number (7158856871378).

Almost surely, 2^{21476570614131} is an apocalyptic number.

21476570614131 is a deficient number, since it is larger than the sum of its proper divisors (7158856871381).

21476570614131 is an equidigital number, since it uses as much as digits as its factorization.

21476570614131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7158856871380.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 21476570614131 in words is "twenty-one trillion, four hundred seventy-six billion, five hundred seventy million, six hundred fourteen thousand, one hundred thirty-one".