1316606540448 has 24 divisors (see below), whose sum is σ = 3456092168928. Its totient is φ = 438868846784.

The previous prime is 1316606540437. The next prime is 1316606540489. The reversal of 1316606540448 is 8440456066131.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1316606540397 and 1316606540406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6857325636 + ... + 6857325827.

It is an arithmetic number, because the mean of its divisors is an integer number (144003840372).

Almost surely, 2^{1316606540448} is an apocalyptic number.

It is an amenable number.

1316606540448 is an abundant number, since it is smaller than the sum of its proper divisors (2139485628480).

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

1316606540448 is a wasteful number, since it uses less digits than its factorization.

1316606540448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13714651476 (or 13714651468 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 1316606540448 in words is "one trillion, three hundred sixteen billion, six hundred six million, five hundred forty thousand, four hundred forty-eight".