53250328250 has 64 divisors (see below), whose sum is σ = 120626827776. Its totient is φ = 17183289600.

The previous prime is 53250328231. The next prime is 53250328289. The reversal of 53250328250 is 5282305235.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 53250328250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 865214 + ... + 924713.

It is an arithmetic number, because the mean of its divisors is an integer number (1884794184).

Almost surely, 2^53250328250 is an apocalyptic number.

53250328250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53250328250 is an abundant number, since it is smaller than the sum of its proper divisors (67376499526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53250328250 is a wasteful number, since it uses less digits than its factorization.

53250328250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789968 (or 1789958 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 53250328250 in words is "fifty-three billion, two hundred fifty million, three hundred twenty-eight thousand, two hundred fifty".