55264660225 has 24 divisors (see below), whose sum is σ = 71794635008. Its totient is φ = 42146913600.

The previous prime is 55264660117. The next prime is 55264660237. The reversal of 55264660225 is 52206646255.

It is not a de Polignac number, because 55264660225 - 2⁷ = 55264660097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 480234 + ... + 584083.

Almost surely, 2^55264660225 is an apocalyptic number.

It is an amenable number.

55264660225 is a deficient number, since it is larger than the sum of its proper divisors (16529974783).

55264660225 is a wasteful number, since it uses less digits than its factorization.

55264660225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064425 (or 1064420 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 55264660225 in words is "fifty-five billion, two hundred sixty-four million, six hundred sixty thousand, two hundred twenty-five".