2551013451 has 48 divisors (see below), whose sum is σ = 4311153600. Its totient is φ = 1452971520.

The previous prime is 2551013441. The next prime is 2551013471. The reversal of 2551013451 is 1543101552.

It is not a de Polignac number, because 2551013451 - 2⁵ = 2551013419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2551013431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1088541 + ... + 1090881.

It is an arithmetic number, because the mean of its divisors is an integer number (89815700).

Almost surely, 2^2551013451 is an apocalyptic number.

2551013451 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2551013451 is a deficient number, since it is larger than the sum of its proper divisors (1760140149).

2551013451 is a wasteful number, since it uses less digits than its factorization.

2551013451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 2551013451 is about 50507.5583551611. The cubic root of 2551013451 is about 1366.3781741312.

The spelling of 2551013451 in words is "two billion, five hundred fifty-one million, thirteen thousand, four hundred fifty-one".