2552516617 has 4 divisors (see below), whose sum is σ = 2917161856. Its totient is φ = 2187871380.

The previous prime is 2552516611. The next prime is 2552516627. The reversal of 2552516617 is 7166152552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2552516617 - 2⁷ = 2552516489 is a prime.

It is a super-2 number, since 2×2552516617² = 13030682160122249378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2552516617.

It is not an unprimeable number, because it can be changed into a prime (2552516611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182322609 + ... + 182322622.

It is an arithmetic number, because the mean of its divisors is an integer number (729290464).

Almost surely, 2^2552516617 is an apocalyptic number.

It is an amenable number.

2552516617 is a deficient number, since it is larger than the sum of its proper divisors (364645239).

2552516617 is an equidigital number, since it uses as much as digits as its factorization.

2552516617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364645238.

The product of its digits is 126000, while the sum is 40.

The square root of 2552516617 is about 50522.4367682320. The cubic root of 2552516617 is about 1366.6464975475.

The spelling of 2552516617 in words is "two billion, five hundred fifty-two million, five hundred sixteen thousand, six hundred seventeen".