53200321225 has 12 divisors (see below), whose sum is σ = 65994057360. Its totient is φ = 42543702800.

The previous prime is 53200321217. The next prime is 53200321241. The reversal of 53200321225 is 52212300235.

It is not a de Polignac number, because 53200321225 - 2³ = 53200321217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 53200321225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348091 + ... + 477040.

It is an arithmetic number, because the mean of its divisors is an integer number (5499504780).

Almost surely, 2^53200321225 is an apocalyptic number.

It is an amenable number.

53200321225 is a deficient number, since it is larger than the sum of its proper divisors (12793736135).

53200321225 is a wasteful number, since it uses less digits than its factorization.

53200321225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827720 (or 827715 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 53200321225 in words is "fifty-three billion, two hundred million, three hundred twenty-one thousand, two hundred twenty-five".