1252776276388 has 96 divisors (see below), whose sum is σ = 2906430750720. Its totient is φ = 458763592320.

The previous prime is 1252776276379. The next prime is 1252776276421. The reversal of 1252776276388 is 8836726772521.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2153998 + ... + 2673061.

It is an arithmetic number, because the mean of its divisors is an integer number (30275320320).

Almost surely, 2^{1252776276388} is an apocalyptic number.

It is an amenable number.

1252776276388 is an abundant number, since it is smaller than the sum of its proper divisors (1653654474332).

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

1252776276388 is a wasteful number, since it uses less digits than its factorization.

1252776276388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827137 (or 4827135 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 64.

The spelling of 1252776276388 in words is "one trillion, two hundred fifty-two billion, seven hundred seventy-six million, two hundred seventy-six thousand, three hundred eighty-eight".