2550840451 has 4 divisors (see below), whose sum is σ = 2553653752. Its totient is φ = 2548027152.

The previous prime is 2550840443. The next prime is 2550840499. The reversal of 2550840451 is 1540480552.

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 2550840451 - 2³ = 2550840443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2550840431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405290 + ... + 1407103.

It is an arithmetic number, because the mean of its divisors is an integer number (638413438).

Almost surely, 2^2550840451 is an apocalyptic number.

2550840451 is a deficient number, since it is larger than the sum of its proper divisors (2813301).

2550840451 is an equidigital number, since it uses as much as digits as its factorization.

2550840451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813300.

The product of its (nonzero) digits is 32000, while the sum is 34.

The square root of 2550840451 is about 50505.8457111650. The cubic root of 2550840451 is about 1366.3472859147.

The spelling of 2550840451 in words is "two billion, five hundred fifty million, eight hundred forty thousand, four hundred fifty-one".