2499419855 has 8 divisors (see below), whose sum is σ = 3030225072. Its totient is φ = 1978921728.

The previous prime is 2499419843. The next prime is 2499419861. The reversal of 2499419855 is 5589149942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2499419855 - 2⁸ = 2499419599 is a prime.

It is a super-2 number, since 2×2499419855² = 12494199223136442050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2499419855.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2576237 + ... + 2577206.

It is an arithmetic number, because the mean of its divisors is an integer number (378778134).

Almost surely, 2^2499419855 is an apocalyptic number.

2499419855 is a deficient number, since it is larger than the sum of its proper divisors (530805217).

2499419855 is an equidigital number, since it uses as much as digits as its factorization.

2499419855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5153545.

The product of its digits is 4665600, while the sum is 56.

The square root of 2499419855 is about 49994.1982133927. The cubic root of 2499419855 is about 1357.1038164551.

The spelling of 2499419855 in words is "two billion, four hundred ninety-nine million, four hundred nineteen thousand, eight hundred fifty-five".