1252257424902 has 64 divisors (see below), whose sum is σ = 3109818942720. Its totient is φ = 370216526400.

The previous prime is 1252257424867. The next prime is 1252257424919. The reversal of 1252257424902 is 2094247522521.

1252257424902 is a `hidden beast` number, since 1 + 2 + 52 + 2 + 574 + 24 + 9 + 0 + 2 = 666.

It is a congruent number.

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, 25685128 + ... + 25733835.

It is an arithmetic number, because the mean of its divisors is an integer number (48590920980).

Almost surely, 2^{1252257424902} is an apocalyptic number.

1252257424902 is an abundant number, since it is smaller than the sum of its proper divisors (1857561517818).

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

1252257424902 is a wasteful number, since it uses less digits than its factorization.

1252257424902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51419026 (or 51419020 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 1252257424902 in words is "one trillion, two hundred fifty-two billion, two hundred fifty-seven million, four hundred twenty-four thousand, nine hundred two".