55244521254 has 32 divisors (see below), whose sum is σ = 119232610560. Its totient is φ = 16963398432.

The previous prime is 55244521249. The next prime is 55244521301. The reversal of 55244521254 is 45212544255.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 689184 + ... + 765155.

It is an arithmetic number, because the mean of its divisors is an integer number (3726019080).

Almost surely, 2^55244521254 is an apocalyptic number.

55244521254 is an abundant number, since it is smaller than the sum of its proper divisors (63988089306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55244521254 is a wasteful number, since it uses less digits than its factorization.

55244521254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454844.

The product of its digits is 320000, while the sum is 39.

The spelling of 55244521254 in words is "fifty-five billion, two hundred forty-four million, five hundred twenty-one thousand, two hundred fifty-four".