253217023822 has 16 divisors (see below), whose sum is σ = 434099866752. Its totient is φ = 108518196600.

The previous prime is 253217023781. The next prime is 253217023853. The reversal of 253217023822 is 228320712352.

It is a super-2 number, since 2×253217023822² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212697 + ... + 742747.

It is an arithmetic number, because the mean of its divisors is an integer number (27131241672).

Almost surely, 2^253217023822 is an apocalyptic number.

253217023822 is a deficient number, since it is larger than the sum of its proper divisors (180882842930).

253217023822 is a wasteful number, since it uses less digits than its factorization.

253217023822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564183.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 253217023822 in words is "two hundred fifty-three billion, two hundred seventeen million, twenty-three thousand, eight hundred twenty-two".