473518021485621 has 8 divisors (see below), whose sum is σ = 721551270835264. Its totient is φ = 270581726563200.

The previous prime is 473518021485533. The next prime is 473518021485659. The reversal of 473518021485621 is 126584120815374.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 473518021485621 - 2²³ = 473518013097013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473518021485121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11274238606780 + ... + 11274238606821.

It is an arithmetic number, because the mean of its divisors is an integer number (90193908854408).

Almost surely, 2^{473518021485621} is an apocalyptic number.

It is an amenable number.

473518021485621 is a deficient number, since it is larger than the sum of its proper divisors (248033249349643).

473518021485621 is a wasteful number, since it uses less digits than its factorization.

473518021485621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22548477213611.

The product of its (nonzero) digits is 12902400, while the sum is 57.

The spelling of 473518021485621 in words is "four hundred seventy-three trillion, five hundred eighteen billion, twenty-one million, four hundred eighty-five thousand, six hundred twenty-one".