1253012343800 has 96 divisors (see below), whose sum is σ = 3444240938400. Its totient is φ = 414790279680.

The previous prime is 1253012343787. The next prime is 1253012343853. The reversal of 1253012343800 is 83432103521.

1253012343800 = 423083² + 423084² + ... + 423089².

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15390587 + ... + 15471786.

It is an arithmetic number, because the mean of its divisors is an integer number (35877509775).

Almost surely, 2^{1253012343800} is an apocalyptic number.

1253012343800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1253012343800 is an abundant number, since it is smaller than the sum of its proper divisors (2191228594600).

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

1253012343800 is a wasteful number, since it uses less digits than its factorization.

1253012343800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30862425 (or 30862416 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1253012343800 in words is "one trillion, two hundred fifty-three billion, twelve million, three hundred forty-three thousand, eight hundred".