2559631098 has 16 divisors (see below), whose sum is σ = 5120105760. Its totient is φ = 853069776.

The previous prime is 2559631073. The next prime is 2559631117. The reversal of 2559631098 is 8901369552.

It is a happy number.

It is a super-2 number, since 2×2559631098² = 13103422715697371208, which contains 22 as substring.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8461 + ... + 72047.

It is an arithmetic number, because the mean of its divisors is an integer number (320006610).

Almost surely, 2^2559631098 is an apocalyptic number.

2559631098 is an abundant number, since it is smaller than the sum of its proper divisors (2560474662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2559631098 is a wasteful number, since it uses less digits than its factorization.

2559631098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70301.

The product of its (nonzero) digits is 583200, while the sum is 48.

The square root of 2559631098 is about 50592.7968983728. The cubic root of 2559631098 is about 1367.9150444403.

The spelling of 2559631098 in words is "two billion, five hundred fifty-nine million, six hundred thirty-one thousand, ninety-eight".