52555526345 has 16 divisors (see below), whose sum is σ = 72082459008. Its totient is φ = 36034920960.

The previous prime is 52555526339. The next prime is 52555526369. The reversal of 52555526345 is 54362555525.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-52555526345 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52555526345.

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 15 ways as a sum of consecutive naturals, for example, 383042 + ... + 501828.

It is an arithmetic number, because the mean of its divisors is an integer number (4505153688).

Almost surely, 2^52555526345 is an apocalyptic number.

It is an amenable number.

52555526345 is a deficient number, since it is larger than the sum of its proper divisors (19526932663).

52555526345 is a wasteful number, since it uses less digits than its factorization.

52555526345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131440.

The product of its digits is 4500000, while the sum is 47.

The spelling of 52555526345 in words is "fifty-two billion, five hundred fifty-five million, five hundred twenty-six thousand, three hundred forty-five".