253283025833 has 4 divisors (see below), whose sum is σ = 264295331328. Its totient is φ = 242270720340.

The previous prime is 253283025781. The next prime is 253283025871. The reversal of 253283025833 is 338520382352.

It is a happy number.

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 not a de Polignac number, because 253283025833 - 2¹² = 253283021737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253283025133) 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, 5506152713 + ... + 5506152758.

It is an arithmetic number, because the mean of its divisors is an integer number (66073832832).

Almost surely, 2^253283025833 is an apocalyptic number.

253283025833 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

253283025833 is a deficient number, since it is larger than the sum of its proper divisors (11012305495).

253283025833 is a wasteful number, since it uses less digits than its factorization.

253283025833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012305494.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 253283025833 in words is "two hundred fifty-three billion, two hundred eighty-three million, twenty-five thousand, eight hundred thirty-three".