54584240021 has 4 divisors (see below), whose sum is σ = 56957467872. Its totient is φ = 52211012172.

The previous prime is 54584239993. The next prime is 54584240069. The reversal of 54584240021 is 12004248545.

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 54584240021 - 2¹⁰ = 54584238997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186613891 + ... + 1186613936.

It is an arithmetic number, because the mean of its divisors is an integer number (14239366968).

Almost surely, 2^54584240021 is an apocalyptic number.

It is an amenable number.

54584240021 is a deficient number, since it is larger than the sum of its proper divisors (2373227851).

54584240021 is a wasteful number, since it uses less digits than its factorization.

54584240021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373227850.

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 54584240021 its reverse (12004248545), we get a palindrome (66588488566).

The spelling of 54584240021 in words is "fifty-four billion, five hundred eighty-four million, two hundred forty thousand, twenty-one".