2553617669 has 2 divisors, whose sum is σ = 2553617670. Its totient is φ = 2553617668.

The previous prime is 2553617663. The next prime is 2553617791. The reversal of 2553617669 is 9667163552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2189304100 + 364313569 = 46790^2 + 19087^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553617669 - 2²⁸ = 2285182213 is a prime.

It is a super-2 number, since 2×2553617669² = 13041926398857987122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2553617663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276808834 + 1276808835.

It is an arithmetic number, because the mean of its divisors is an integer number (1276808835).

Almost surely, 2^2553617669 is an apocalyptic number.

It is an amenable number.

2553617669 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553617669 is an equidigital number, since it uses as much as digits as its factorization.

2553617669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 50.

The square root of 2553617669 is about 50533.3322570360. The cubic root of 2553617669 is about 1366.8429745641.

The spelling of 2553617669 in words is "two billion, five hundred fifty-three million, six hundred seventeen thousand, six hundred sixty-nine".