2551398482 has 16 divisors (see below), whose sum is σ = 4033770840. Its totient is φ = 1208468352.

The previous prime is 2551398461. The next prime is 2551398491. The reversal of 2551398482 is 2848931552.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2398158841 + 153239641 = 48971^2 + 12379^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411923 + ... + 418070.

Almost surely, 2^2551398482 is an apocalyptic number.

2551398482 is a deficient number, since it is larger than the sum of its proper divisors (1482372358).

2551398482 is a wasteful number, since it uses less digits than its factorization.

2551398482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830077.

The product of its digits is 691200, while the sum is 47.

The square root of 2551398482 is about 50511.3698289801. The cubic root of 2551398482 is about 1366.4469143265.

The spelling of 2551398482 in words is "two billion, five hundred fifty-one million, three hundred ninety-eight thousand, four hundred eighty-two".