1253512232500 has 60 divisors (see below), whose sum is σ = 2990378847456. Its totient is φ = 455822620000.

The previous prime is 1253512232473. The next prime is 1253512232507. The reversal of 1253512232500 is 52322153521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253512232507) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22763632 + ... + 22818631.

Almost surely, 2^{1253512232500} is an apocalyptic number.

1253512232500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1253512232500 is an abundant number, since it is smaller than the sum of its proper divisors (1736866614956).

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

1253512232500 is a wasteful number, since it uses less digits than its factorization.

1253512232500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45582298 (or 45582281 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 1253512232500 in words is "one trillion, two hundred fifty-three billion, five hundred twelve million, two hundred thirty-two thousand, five hundred".