253618216622022 has 48 divisors (see below), whose sum is σ = 590943208703472. Its totient is φ = 72352722214080.

The previous prime is 253618216622021. The next prime is 253618216622039. The reversal of 253618216622022 is 220226612816352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253618216622021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 652337433 + ... + 652726100.

It is an arithmetic number, because the mean of its divisors is an integer number (12311316847989).

Almost surely, 2^{253618216622022} is an apocalyptic number.

253618216622022 is an abundant number, since it is smaller than the sum of its proper divisors (337324992081450).

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

253618216622022 is a wasteful number, since it uses less digits than its factorization.

253618216622022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305064213 (or 1305064206 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 253618216622022 in words is "two hundred fifty-three trillion, six hundred eighteen billion, two hundred sixteen million, six hundred twenty-two thousand, twenty-two".