253493732334 has 32 divisors (see below), whose sum is σ = 538954911360. Its totient is φ = 79258068000.

The previous prime is 253493732321. The next prime is 253493732339. The reversal of 253493732334 is 433237394352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253493732339) 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, 10996552 + ... + 11019579.

It is an arithmetic number, because the mean of its divisors is an integer number (16842340980).

Almost surely, 2^253493732334 is an apocalyptic number.

253493732334 is an abundant number, since it is smaller than the sum of its proper divisors (285461179026).

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

253493732334 is a wasteful number, since it uses less digits than its factorization.

253493732334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22016256.

The product of its digits is 4898880, while the sum is 48.

The spelling of 253493732334 in words is "two hundred fifty-three billion, four hundred ninety-three million, seven hundred thirty-two thousand, three hundred thirty-four".