1316405357436 has 48 divisors (see below), whose sum is σ = 3308340719264. Its totient is φ = 404992659456.

The previous prime is 1316405357411. The next prime is 1316405357467. The reversal of 1316405357436 is 6347535046131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582600 + ... + 1724016.

Almost surely, 2^{1316405357436} is an apocalyptic number.

It is an amenable number.

1316405357436 is an abundant number, since it is smaller than the sum of its proper divisors (1991935361828).

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

1316405357436 is a wasteful number, since it uses less digits than its factorization.

1316405357436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148830 (or 1148828 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 1316405357436 in words is "one trillion, three hundred sixteen billion, four hundred five million, three hundred fifty-seven thousand, four hundred thirty-six".