1251031041552 has 40 divisors (see below), whose sum is σ = 3232017130720. Its totient is φ = 416986225920.

The previous prime is 1251031041511. The next prime is 1251031041571. The reversal of 1251031041552 is 2551401301521.

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, 94524 + ... + 1584612.

It is an arithmetic number, because the mean of its divisors is an integer number (80800428268).

Almost surely, 2^{1251031041552} is an apocalyptic number.

1251031041552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1251031041552 is an abundant number, since it is smaller than the sum of its proper divisors (1980986089168).

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

1251031041552 is a wasteful number, since it uses less digits than its factorization.

1251031041552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507591 (or 1507585 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 1251031041552 in words is "one trillion, two hundred fifty-one billion, thirty-one million, forty-one thousand, five hundred fifty-two".