253215022355 has 64 divisors (see below), whose sum is σ = 341856910080. Its totient is φ = 179111116800.

The previous prime is 253215022351. The next prime is 253215022369. The reversal of 253215022355 is 553220512352.

It is not a de Polignac number, because 253215022355 - 2² = 253215022351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253215022351) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40119650 + ... + 40125960.

It is an arithmetic number, because the mean of its divisors is an integer number (5341514220).

Almost surely, 2^253215022355 is an apocalyptic number.

253215022355 is a deficient number, since it is larger than the sum of its proper divisors (88641887725).

253215022355 is a wasteful number, since it uses less digits than its factorization.

253215022355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 253215022355 in words is "two hundred fifty-three billion, two hundred fifteen million, twenty-two thousand, three hundred fifty-five".