54399719255 has 32 divisors (see below), whose sum is σ = 78084615168. Its totient is φ = 35572838400.

The previous prime is 54399719249. The next prime is 54399719273. The reversal of 54399719255 is 55291799345.

It is a happy number.

It is not a de Polignac number, because 54399719255 - 2¹⁶ = 54399653719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54399719194 and 54399719203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164375 + ... + 368535.

It is an arithmetic number, because the mean of its divisors is an integer number (2440144224).

Almost surely, 2^54399719255 is an apocalyptic number.

54399719255 is a deficient number, since it is larger than the sum of its proper divisors (23684895913).

54399719255 is a wasteful number, since it uses less digits than its factorization.

54399719255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204527.

The product of its digits is 15309000, while the sum is 59.

The spelling of 54399719255 in words is "fifty-four billion, three hundred ninety-nine million, seven hundred nineteen thousand, two hundred fifty-five".