54340915199 has 4 divisors (see below), whose sum is σ = 55261947720. Its totient is φ = 53419882680.

The previous prime is 54340915193. The next prime is 54340915253. The reversal of 54340915199 is 99151904345.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54340915199 - 2¹⁶ = 54340849663 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 (54340915193) 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, 460516172 + ... + 460516289.

It is an arithmetic number, because the mean of its divisors is an integer number (13815486930).

Almost surely, 2^54340915199 is an apocalyptic number.

54340915199 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

54340915199 is a deficient number, since it is larger than the sum of its proper divisors (921032521).

54340915199 is an equidigital number, since it uses as much as digits as its factorization.

54340915199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921032520.

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 54340915199 in words is "fifty-four billion, three hundred forty million, nine hundred fifteen thousand, one hundred ninety-nine".