2545513299 has 18 divisors (see below), whose sum is σ = 4277155740. Its totient is φ = 1454578776.

The previous prime is 2545513291. The next prime is 2545513301. The reversal of 2545513299 is 9923155452.

2545513299 is a `hidden beast` number, since 2 + 5 + 4 + 551 + 3 + 2 + 99 = 666.

It is not a de Polignac number, because 2545513299 - 2³ = 2545513291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2545513291) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 2885629 + ... + 2886510.

Almost surely, 2^2545513299 is an apocalyptic number.

2545513299 is a deficient number, since it is larger than the sum of its proper divisors (1731642441).

2545513299 is a wasteful number, since it uses less digits than its factorization.

2545513299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5772159 (or 5772149 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 2545513299 is about 50453.0801735632. The cubic root of 2545513299 is about 1365.3954672684.

The spelling of 2545513299 in words is "two billion, five hundred forty-five million, five hundred thirteen thousand, two hundred ninety-nine".