1260255621624 has 16 divisors (see below), whose sum is σ = 3150639054120. Its totient is φ = 420085207200.

The previous prime is 1260255621623. The next prime is 1260255621641. The reversal of 1260255621624 is 4261265520621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260255621623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26255325427 + ... + 26255325474.

Almost surely, 2^{1260255621624} is an apocalyptic number.

It is an amenable number.

1260255621624 is an abundant number, since it is smaller than the sum of its proper divisors (1890383432496).

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

1260255621624 is a wasteful number, since it uses less digits than its factorization.

1260255621624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52510650910 (or 52510650906 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 1260255621624 in words is "one trillion, two hundred sixty billion, two hundred fifty-five million, six hundred twenty-one thousand, six hundred twenty-four".