253423023451 has 8 divisors (see below), whose sum is σ = 273174343344. Its totient is φ = 233708452320.

The previous prime is 253423023421. The next prime is 253423023457. The reversal of 253423023451 is 154320324352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253423023451 - 2⁷ = 253423023323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253423023457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9172861 + ... + 9200446.

It is an arithmetic number, because the mean of its divisors is an integer number (34146792918).

Almost surely, 2^253423023451 is an apocalyptic number.

253423023451 is a deficient number, since it is larger than the sum of its proper divisors (19751319893).

253423023451 is a wasteful number, since it uses less digits than its factorization.

253423023451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18374381.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 253423023451 in words is "two hundred fifty-three billion, four hundred twenty-three million, twenty-three thousand, four hundred fifty-one".