2655516623 has 2 divisors, whose sum is σ = 2655516624. Its totient is φ = 2655516622.

The previous prime is 2655516587. The next prime is 2655516629. The reversal of 2655516623 is 3266155562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2655516623 - 2¹² = 2655512527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2655516629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327758311 + 1327758312.

It is an arithmetic number, because the mean of its divisors is an integer number (1327758312).

Almost surely, 2^2655516623 is an apocalyptic number.

2655516623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655516623 is an equidigital number, since it uses as much as digits as its factorization.

2655516623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 41.

The square root of 2655516623 is about 51531.7050270996. The cubic root of 2655516623 is about 1384.7870965210.

The spelling of 2655516623 in words is "two billion, six hundred fifty-five million, five hundred sixteen thousand, six hundred twenty-three".