1316216451324 has 48 divisors (see below), whose sum is σ = 3170388515840. Its totient is φ = 424566299520.

The previous prime is 1316216451271. The next prime is 1316216451343. The reversal of 1316216451324 is 4231546126131.

It is a super-2 number, since 2×1316216451324² (a number of 25 digits) contains 22 as substring.

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, 9457467 + ... + 9595629.

Almost surely, 2^{1316216451324} is an apocalyptic number.

It is an amenable number.

1316216451324 is an abundant number, since it is smaller than the sum of its proper divisors (1854172064516).

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

1316216451324 is a wasteful number, since it uses less digits than its factorization.

1316216451324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163810 (or 163808 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The spelling of 1316216451324 in words is "one trillion, three hundred sixteen billion, two hundred sixteen million, four hundred fifty-one thousand, three hundred twenty-four".