2555627698 has 16 divisors (see below), whose sum is σ = 4132693656. Its totient is φ = 1178271360.

The previous prime is 2555627677. The next prime is 2555627713. The reversal of 2555627698 is 8967265552.

It can be written as a sum of positive squares in 4 ways, for example, as 2375880049 + 179747649 = 48743^2 + 13407^2 .

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, 26793 + ... + 76348.

Almost surely, 2^2555627698 is an apocalyptic number.

2555627698 is a deficient number, since it is larger than the sum of its proper divisors (1577065958).

2555627698 is a wasteful number, since it uses less digits than its factorization.

2555627698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104109.

The product of its digits is 9072000, while the sum is 55.

The square root of 2555627698 is about 50553.2164950955. The cubic root of 2555627698 is about 1367.2015081997.

The spelling of 2555627698 in words is "two billion, five hundred fifty-five million, six hundred twenty-seven thousand, six hundred ninety-eight".