725033435053653 has 48 divisors (see below), whose sum is σ = 1167041266185600. Its totient is φ = 430038777801600.

The previous prime is 725033435053649. The next prime is 725033435053663. The reversal of 725033435053653 is 356350534330527.

725033435053653 is a `hidden beast` number, since 7 + 2 + 5 + 0 + 3 + 3 + 4 + 3 + 50 + 536 + 53 = 666.

It is not a de Polignac number, because 725033435053653 - 2² = 725033435053649 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 725033435053653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725033435053663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 300452826 + ... + 302856347.

It is an arithmetic number, because the mean of its divisors is an integer number (24313359712200).

Almost surely, 2^{725033435053653} is an apocalyptic number.

It is an amenable number.

725033435053653 is a deficient number, since it is larger than the sum of its proper divisors (442007831131947).

725033435053653 is a wasteful number, since it uses less digits than its factorization.

725033435053653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603309450 (or 603309447 counting only the distinct ones).

The product of its (nonzero) digits is 51030000, while the sum is 54.

The spelling of 725033435053653 in words is "seven hundred twenty-five trillion, thirty-three billion, four hundred thirty-five million, fifty-three thousand, six hundred fifty-three".