1252762525264 has 20 divisors (see below), whose sum is σ = 2427258329056. Its totient is φ = 626373279072.

The previous prime is 1252762525237. The next prime is 1252762525303. The reversal of 1252762525264 is 4625252672521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917437 + ... + 1829539.

Almost surely, 2^{1252762525264} is an apocalyptic number.

It is an amenable number.

1252762525264 is a deficient number, since it is larger than the sum of its proper divisors (1174495803792).

1252762525264 is an equidigital number, since it uses as much as digits as its factorization.

1252762525264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997954 (or 997948 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 49.

The spelling of 1252762525264 in words is "one trillion, two hundred fifty-two billion, seven hundred sixty-two million, five hundred twenty-five thousand, two hundred sixty-four".