1252142194968 has 96 divisors (see below), whose sum is σ = 3882064143360. Its totient is φ = 357165443520.

The previous prime is 1252142194951. The next prime is 1252142194997. The reversal of 1252142194968 is 8694912412521.

1252142194968 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 142 + 1 + 9 + 496 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1740538 + ... + 2352393.

It is an arithmetic number, because the mean of its divisors is an integer number (40438168160).

Almost surely, 2^{1252142194968} is an apocalyptic number.

1252142194968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1252142194968 is an abundant number, since it is smaller than the sum of its proper divisors (2629921948392).

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

1252142194968 is a wasteful number, since it uses less digits than its factorization.

1252142194968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093557 (or 4093550 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The spelling of 1252142194968 in words is "one trillion, two hundred fifty-two billion, one hundred forty-two million, one hundred ninety-four thousand, nine hundred sixty-eight".