253328722350 has 192 divisors, whose sum is σ = 763880751360. Its totient is φ = 54758246400.

The previous prime is 253328722321. The next prime is 253328722351. The reversal of 253328722350 is 53227823352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253328722351) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 295284 + ... + 770616.

It is an arithmetic number, because the mean of its divisors is an integer number (3978545580).

Almost surely, 2^253328722350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253328722350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381940375680).

253328722350 is an abundant number, since it is smaller than the sum of its proper divisors (510552029010).

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

253328722350 is a wasteful number, since it uses less digits than its factorization.

253328722350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475395 (or 475390 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 253328722350 in words is "two hundred fifty-three billion, three hundred twenty-eight million, seven hundred twenty-two thousand, three hundred fifty".