253063100000 has 144 divisors (see below), whose sum is σ = 624315634992. Its totient is φ = 100968000000.

The previous prime is 253063099979. The next prime is 253063100009. The reversal of 253063100000 is 1360352.

It is a super-2 number, since 2×253063100000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253063100009) 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, 42096995 + ... + 42103005.

It is an arithmetic number, because the mean of its divisors is an integer number (4335525243).

Almost surely, 2^253063100000 is an apocalyptic number.

253063100000 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 253063100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312157817496).

253063100000 is an abundant number, since it is smaller than the sum of its proper divisors (371252534992).

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

253063100000 is an frugal number, since it uses more digits than its factorization.

253063100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6467 (or 6439 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 253063100000 its reverse (1360352), we get a palindrome (253064460352).

The spelling of 253063100000 in words is "two hundred fifty-three billion, sixty-three million, one hundred thousand".