1312540450254 has 96 divisors (see below), whose sum is σ = 3348883699200. Its totient is φ = 367327625280.

The previous prime is 1312540450237. The next prime is 1312540450307. The reversal of 1312540450254 is 4520540452131.

1312540450254 is a `hidden beast` number, since 1 + 3 + 12 + 540 + 4 + 50 + 2 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4837194 + ... + 5101325.

It is an arithmetic number, because the mean of its divisors is an integer number (34884205200).

Almost surely, 2^{1312540450254} is an apocalyptic number.

1312540450254 is an abundant number, since it is smaller than the sum of its proper divisors (2036343248946).

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

1312540450254 is a wasteful number, since it uses less digits than its factorization.

1312540450254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9938590 (or 9938587 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 1312540450254 in words is "one trillion, three hundred twelve billion, five hundred forty million, four hundred fifty thousand, two hundred fifty-four".