2554039618 has 8 divisors (see below), whose sum is σ = 4125756348. Its totient is φ = 1178787504.

The previous prime is 2554039601. The next prime is 2554039633. The reversal of 2554039618 is 8169304552.

It can be written as a sum of positive squares in 2 ways, for example, as 2192393329 + 361646289 = 46823^2 + 19017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49116121 + ... + 49116172.

Almost surely, 2^2554039618 is an apocalyptic number.

2554039618 is a deficient number, since it is larger than the sum of its proper divisors (1571716730).

2554039618 is a wasteful number, since it uses less digits than its factorization.

2554039618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98232308.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 2554039618 is about 50537.5070418002. The cubic root of 2554039618 is about 1366.9182542050.

The spelling of 2554039618 in words is "two billion, five hundred fifty-four million, thirty-nine thousand, six hundred eighteen".