1313556441002 has 16 divisors (see below), whose sum is σ = 2122024099272. Its totient is φ = 606221038080.

The previous prime is 1313556440971. The next prime is 1313556441023. The reversal of 1313556441002 is 2001446553131.

It can be written as a sum of positive squares in 4 ways, for example, as 720935148241 + 592621292761 = 849079^2 + 769819^2 .

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, 1039283 + ... + 1925414.

Almost surely, 2^{1313556441002} is an apocalyptic number.

1313556441002 is a deficient number, since it is larger than the sum of its proper divisors (808467658270).

1313556441002 is a wasteful number, since it uses less digits than its factorization.

1313556441002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2981753.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 1313556441002 in words is "one trillion, three hundred thirteen billion, five hundred fifty-six million, four hundred forty-one thousand, two".