54651242239 has 6 divisors (see below), whose sum is σ = 60071200280. Its totient is φ = 49682947380.

The previous prime is 54651242231. The next prime is 54651242257. The reversal of 54651242239 is 93224215645.

It is not a de Polignac number, because 54651242239 - 2³ = 54651242231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54651242195 and 54651242204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54651242231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225831459 + ... + 225831700.

Almost surely, 2^54651242239 is an apocalyptic number.

54651242239 is a deficient number, since it is larger than the sum of its proper divisors (5419958041).

54651242239 is a wasteful number, since it uses less digits than its factorization.

54651242239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451663181 (or 451663170 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 54651242239 in words is "fifty-four billion, six hundred fifty-one million, two hundred forty-two thousand, two hundred thirty-nine".