1253351323504 has 40 divisors (see below), whose sum is σ = 2777076938240. Its totient is φ = 536802372288.

The previous prime is 1253351323459. The next prime is 1253351323513. The reversal of 1253351323504 is 4053231533521.

It is a congruent number.

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, 3453444 + ... + 3799075.

It is an arithmetic number, because the mean of its divisors is an integer number (69426923456).

Almost surely, 2^{1253351323504} is an apocalyptic number.

1253351323504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1253351323504 is an abundant number, since it is smaller than the sum of its proper divisors (1523725614736).

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

1253351323504 is a wasteful number, since it uses less digits than its factorization.

1253351323504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7254077 (or 7254071 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 1253351323504 in words is "one trillion, two hundred fifty-three billion, three hundred fifty-one million, three hundred twenty-three thousand, five hundred four".