1316545465465 has 8 divisors (see below), whose sum is σ = 1580629389120. Its totient is φ = 1052719818672.

The previous prime is 1316545465321. The next prime is 1316545465481. The reversal of 1316545465465 is 5645645456131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1316545465465 - 2¹⁷ = 1316545334393 is a prime.

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, 64557999 + ... + 64578388.

It is an arithmetic number, because the mean of its divisors is an integer number (197578673640).

Almost surely, 2^{1316545465465} is an apocalyptic number.

It is an amenable number.

1316545465465 is a deficient number, since it is larger than the sum of its proper divisors (264083923655).

1316545465465 is a wasteful number, since it uses less digits than its factorization.

1316545465465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129138431.

The product of its digits is 25920000, while the sum is 55.

The spelling of 1316545465465 in words is "one trillion, three hundred sixteen billion, five hundred forty-five million, four hundred sixty-five thousand, four hundred sixty-five".