2554390617 has 8 divisors (see below), whose sum is σ = 3406670880. Its totient is φ = 1702518720.

The previous prime is 2554390613. The next prime is 2554390621. The reversal of 2554390617 is 7160934552.

It is an interprime number because it is at equal distance from previous prime (2554390613) and next prime (2554390621).

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

It is not a de Polignac number, because 2554390617 - 2² = 2554390613 is a prime.

It is a super-2 number, since 2×2554390617² = 13049822848435281378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2554390613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87184 + ... + 112737.

It is an arithmetic number, because the mean of its divisors is an integer number (425833860).

Almost surely, 2^2554390617 is an apocalyptic number.

It is an amenable number.

2554390617 is a deficient number, since it is larger than the sum of its proper divisors (852280263).

2554390617 is a wasteful number, since it uses less digits than its factorization.

2554390617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204183.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 2554390617 is about 50540.9795809302. The cubic root of 2554390617 is about 1366.9808693865.

The spelling of 2554390617 in words is "two billion, five hundred fifty-four million, three hundred ninety thousand, six hundred seventeen".