54504260621 has 4 divisors (see below), whose sum is σ = 54838642752. Its totient is φ = 54169878492.

The previous prime is 54504260617. The next prime is 54504260623. The reversal of 54504260621 is 12606240545.

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 54504260621 - 2² = 54504260617 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 (54504260623) 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, 167190821 + ... + 167191146.

It is an arithmetic number, because the mean of its divisors is an integer number (13709660688).

Almost surely, 2^54504260621 is an apocalyptic number.

It is an amenable number.

54504260621 is a deficient number, since it is larger than the sum of its proper divisors (334382131).

54504260621 is a wasteful number, since it uses less digits than its factorization.

54504260621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334382130.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 54504260621 in words is "fifty-four billion, five hundred four million, two hundred sixty thousand, six hundred twenty-one".