53220836258 has 6 divisors (see below), whose sum is σ = 79831743771. Its totient is φ = 26610255002.

The previous prime is 53220836243. The next prime is 53220836303. The reversal of 53220836258 is 85263802235.

It can be written as a sum of positive squares in only one way, i.e., 26610418129 + 26610418129 = 163127^2 + 163127^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=163127.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 244691 + ... + 407817.

Almost surely, 2^53220836258 is an apocalyptic number.

53220836258 is a deficient number, since it is larger than the sum of its proper divisors (26610907513).

53220836258 is an frugal number, since it uses more digits than its factorization.

53220836258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326256 (or 163129 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 53220836258 in words is "fifty-three billion, two hundred twenty million, eight hundred thirty-six thousand, two hundred fifty-eight".