32015505253 has 4 divisors (see below), whose sum is σ = 32017223520. Its totient is φ = 32013786988.

The previous prime is 32015505251. The next prime is 32015505283. The reversal of 32015505253 is 35250551023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32015505253 - 2¹ = 32015505251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32015505251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 830875 + ... + 868552.

It is an arithmetic number, because the mean of its divisors is an integer number (8004305880).

Almost surely, 2^32015505253 is an apocalyptic number.

It is an amenable number.

32015505253 is a deficient number, since it is larger than the sum of its proper divisors (1718267).

32015505253 is a wasteful number, since it uses less digits than its factorization.

32015505253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718266.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 32015505253 in words is "thirty-two billion, fifteen million, five hundred five thousand, two hundred fifty-three".