2550823453 has 4 divisors (see below), whose sum is σ = 2577120700. Its totient is φ = 2524526208.

The previous prime is 2550823439. The next prime is 2550823477. The reversal of 2550823453 is 3543280552.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1287589689 + 1263233764 = 35883^2 + 35542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2550823453 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 (2550823493) 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, 13148478 + ... + 13148671.

It is an arithmetic number, because the mean of its divisors is an integer number (644280175).

Almost surely, 2^2550823453 is an apocalyptic number.

It is an amenable number.

2550823453 is a deficient number, since it is larger than the sum of its proper divisors (26297247).

2550823453 is an equidigital number, since it uses as much as digits as its factorization.

2550823453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26297246.

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 2550823453 is about 50505.6774333342. The cubic root of 2550823453 is about 1366.3442509381.

The spelling of 2550823453 in words is "two billion, five hundred fifty million, eight hundred twenty-three thousand, four hundred fifty-three".