1253415513552 has 40 divisors (see below), whose sum is σ = 3238160783136. Its totient is φ = 417783144576.

The previous prime is 1253415513547. The next prime is 1253415513563. The reversal of 1253415513552 is 2553155143521.

It is a super-2 number, since 2×1253415513552² (a number of 25 digits) contains 22 as substring.

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, 244663 + ... + 1602089.

Almost surely, 2^{1253415513552} is an apocalyptic number.

1253415513552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1253415513552 is an abundant number, since it is smaller than the sum of its proper divisors (1984745269584).

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

1253415513552 is a wasteful number, since it uses less digits than its factorization.

1253415513552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376675 (or 1376669 counting only the distinct ones).

The product of its digits is 450000, while the sum is 42.

The spelling of 1253415513552 in words is "one trillion, two hundred fifty-three billion, four hundred fifteen million, five hundred thirteen thousand, five hundred fifty-two".