476542663121 has 4 divisors (see below), whose sum is σ = 544620186432. Its totient is φ = 408465139812.

The previous prime is 476542663081. The next prime is 476542663147. The reversal of 476542663121 is 121366245674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 476542663121 - 2¹⁰ = 476542662097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (476542663921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34038761645 + ... + 34038761658.

It is an arithmetic number, because the mean of its divisors is an integer number (136155046608).

Almost surely, 2^476542663121 is an apocalyptic number.

It is an amenable number.

476542663121 is a deficient number, since it is larger than the sum of its proper divisors (68077523311).

476542663121 is an equidigital number, since it uses as much as digits as its factorization.

476542663121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68077523310.

The product of its digits is 1451520, while the sum is 47.

The spelling of 476542663121 in words is "four hundred seventy-six billion, five hundred forty-two million, six hundred sixty-three thousand, one hundred twenty-one".