1255493189046 has 16 divisors (see below), whose sum is σ = 2513380086000. Its totient is φ = 418098778368.

The previous prime is 1255493189009. The next prime is 1255493189063. The reversal of 1255493189046 is 6409813945521.

It is a congruent number.

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, 99731011 + ... + 99743598.

It is an arithmetic number, because the mean of its divisors is an integer number (157086255375).

Almost surely, 2^{1255493189046} is an apocalyptic number.

1255493189046 is an abundant number, since it is smaller than the sum of its proper divisors (1257886896954).

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

1255493189046 is a wasteful number, since it uses less digits than its factorization.

1255493189046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199475663.

The product of its (nonzero) digits is 9331200, while the sum is 57.

The spelling of 1255493189046 in words is "one trillion, two hundred fifty-five billion, four hundred ninety-three million, one hundred eighty-nine thousand, forty-six".