1259142772280 has 64 divisors (see below), whose sum is σ = 2881523052000. Its totient is φ = 495046024704.

The previous prime is 1259142772231. The next prime is 1259142772309. The reversal of 1259142772280 is 822772419521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17212742 + ... + 17285738.

Almost surely, 2^{1259142772280} is an apocalyptic number.

1259142772280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1259142772280 is an abundant number, since it is smaller than the sum of its proper divisors (1622380279720).

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

1259142772280 is a wasteful number, since it uses less digits than its factorization.

1259142772280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80376 (or 80372 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 1259142772280 in words is "one trillion, two hundred fifty-nine billion, one hundred forty-two million, seven hundred seventy-two thousand, two hundred eighty".