1252588613680 has 40 divisors (see below), whose sum is σ = 2979995710032. Its totient is φ = 489383457024.

The previous prime is 1252588613611. The next prime is 1252588613791. The reversal of 1252588613680 is 863168852521.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 182058859 + ... + 182065738.

Almost surely, 2^{1252588613680} is an apocalyptic number.

1252588613680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1252588613680 is an abundant number, since it is smaller than the sum of its proper divisors (1727407096352).

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

1252588613680 is a wasteful number, since it uses less digits than its factorization.

1252588613680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364124653 (or 364124647 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 55.

The spelling of 1252588613680 in words is "one trillion, two hundred fifty-two billion, five hundred eighty-eight million, six hundred thirteen thousand, six hundred eighty".