253453204353030 has 192 divisors, whose sum is σ = 703970626302720. Its totient is φ = 58195562261760.

The previous prime is 253453204352993. The next prime is 253453204353061. The reversal of 253453204353030 is 30353402354352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 292206664 + ... + 293072756.

It is an arithmetic number, because the mean of its divisors is an integer number (3666513678660).

Almost surely, 2^{253453204353030} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253453204353030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351985313151360).

253453204353030 is an abundant number, since it is smaller than the sum of its proper divisors (450517421949690).

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

253453204353030 is a wasteful number, since it uses less digits than its factorization.

253453204353030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870387 (or 870376 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 42.

The spelling of 253453204353030 in words is "two hundred fifty-three trillion, four hundred fifty-three billion, two hundred four million, three hundred fifty-three thousand, thirty".