1252433440692 has 144 divisors (see below), whose sum is σ = 3744877007872. Its totient is φ = 345365752320.

The previous prime is 1252433440669. The next prime is 1252433440721. The reversal of 1252433440692 is 2960443342521.

1252433440692 is a `hidden beast` number, since 1 + 2 + 5 + 243 + 344 + 0 + 69 + 2 = 666.

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 47 ways as a sum of consecutive naturals, for example, 2698968 + ... + 3128784.

Almost surely, 2^{1252433440692} is an apocalyptic number.

1252433440692 is a gapful number since it is divisible by the number (12) 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 1252433440692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1872438503936).

1252433440692 is an abundant number, since it is smaller than the sum of its proper divisors (2492443567180).

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

1252433440692 is a wasteful number, since it uses less digits than its factorization.

1252433440692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430238 (or 430233 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 1252433440692 in words is "one trillion, two hundred fifty-two billion, four hundred thirty-three million, four hundred forty thousand, six hundred ninety-two".