15601244253 has 16 divisors (see below), whose sum is σ = 23777894400. Its totient is φ = 8913283056.

The previous prime is 15601244227. The next prime is 15601244339. The reversal of 15601244253 is 35244210651.

It is not a de Polignac number, because 15601244253 - 2⁵ = 15601244221 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15601244653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44848 + ... + 182246.

It is an arithmetic number, because the mean of its divisors is an integer number (1486118400).

Almost surely, 2^15601244253 is an apocalyptic number.

It is an amenable number.

15601244253 is a deficient number, since it is larger than the sum of its proper divisors (8176650147).

15601244253 is a wasteful number, since it uses less digits than its factorization.

15601244253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142816.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 15601244253 in words is "fifteen billion, six hundred one million, two hundred forty-four thousand, two hundred fifty-three".