1255000533772 has 24 divisors (see below), whose sum is σ = 2201262658560. Its totient is φ = 626068855440.

The previous prime is 1255000533767. The next prime is 1255000533887. The reversal of 1255000533772 is 2773350005521.

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 7 ways as a sum of consecutive naturals, for example, 10260697 + ... + 10382287.

It is an arithmetic number, because the mean of its divisors is an integer number (91719277440).

Almost surely, 2^{1255000533772} is an apocalyptic number.

It is an amenable number.

1255000533772 is a deficient number, since it is larger than the sum of its proper divisors (946262124788).

1255000533772 is a wasteful number, since it uses less digits than its factorization.

1255000533772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127461 (or 127459 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 40.

The spelling of 1255000533772 in words is "one trillion, two hundred fifty-five billion, five hundred thirty-three thousand, seven hundred seventy-two".