2255019999 has 4 divisors (see below), whose sum is σ = 3006693336. Its totient is φ = 1503346664.

The previous prime is 2255019979. The next prime is 2255020007. The reversal of 2255019999 is 9999105522.

It is a happy number.

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 2255019999 - 2⁸ = 2255019743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255019929) 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, 375836664 + ... + 375836669.

It is an arithmetic number, because the mean of its divisors is an integer number (751673334).

Almost surely, 2^2255019999 is an apocalyptic number.

2255019999 is a deficient number, since it is larger than the sum of its proper divisors (751673337).

2255019999 is an equidigital number, since it uses as much as digits as its factorization.

2255019999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751673336.

The product of its (nonzero) digits is 656100, while the sum is 51.

The square root of 2255019999 is about 47487.0508559965. The cubic root of 2255019999 is about 1311.3445005885.

The spelling of 2255019999 in words is "two billion, two hundred fifty-five million, nineteen thousand, nine hundred ninety-nine".