2523655695 has 64 divisors (see below), whose sum is σ = 4688741376. Its totient is φ = 1145518080.

The previous prime is 2523655691. The next prime is 2523655697. The reversal of 2523655695 is 5965563252.

It is a Cunningham number, because it is equal to 50236²-1.

It is not a de Polignac number, because 2523655695 - 2² = 2523655691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523655691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 550302 + ... + 554868.

It is an arithmetic number, because the mean of its divisors is an integer number (73261584).

Almost surely, 2^2523655695 is an apocalyptic number.

2523655695 is a deficient number, since it is larger than the sum of its proper divisors (2165085681).

2523655695 is a wasteful number, since it uses less digits than its factorization.

2523655695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4800.

The product of its digits is 2430000, while the sum is 48.

The square root of 2523655695 is about 50235.9999900470. Note that the first 5 decimals coincide. The cubic root of 2523655695 is about 1361.4761392582.

The spelling of 2523655695 in words is "two billion, five hundred twenty-three million, six hundred fifty-five thousand, six hundred ninety-five".