253141840236 has 24 divisors (see below), whose sum is σ = 596083235440. Its totient is φ = 83606478912.

The previous prime is 253141840199. The next prime is 253141840267. The reversal of 253141840236 is 632048141352.

It is a junction number, because it is equal to n+sod(n) for n = 253141840194 and 253141840203.

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, 96765451 + ... + 96768066.

Almost surely, 2^253141840236 is an apocalyptic number.

It is an amenable number.

253141840236 is an abundant number, since it is smaller than the sum of its proper divisors (342941395204).

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

253141840236 is a wasteful number, since it uses less digits than its factorization.

253141840236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193533633 (or 193533631 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 253141840236 its reverse (632048141352), we get a palindrome (885189981588).

The spelling of 253141840236 in words is "two hundred fifty-three billion, one hundred forty-one million, eight hundred forty thousand, two hundred thirty-six".