253245051500 has 96 divisors (see below), whose sum is σ = 633039249024. Its totient is φ = 86697811200.

The previous prime is 253245051463. The next prime is 253245051523. The reversal of 253245051500 is 5150542352.

It is a super-2 number, since 2×253245051500² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2316062 + ... + 2422938.

It is an arithmetic number, because the mean of its divisors is an integer number (6594158844).

Almost surely, 2^253245051500 is an apocalyptic number.

253245051500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253245051500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316519624512).

253245051500 is an abundant number, since it is smaller than the sum of its proper divisors (379794197524).

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

253245051500 is a wasteful number, since it uses less digits than its factorization.

253245051500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107580 (or 107568 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 253245051500 its reverse (5150542352), we get a palindrome (258395593852).

The spelling of 253245051500 in words is "two hundred fifty-three billion, two hundred forty-five million, fifty-one thousand, five hundred".