1316163450 has 96 divisors (see below), whose sum is σ = 3791721600. Its totient is φ = 295891200.

The previous prime is 1316163437. The next prime is 1316163461. The reversal of 1316163450 is 543616131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53776 + ... + 74324.

It is an arithmetic number, because the mean of its divisors is an integer number (39497100).

Almost surely, 2^1316163450 is an apocalyptic number.

1316163450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1316163450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895860800).

1316163450 is an abundant number, since it is smaller than the sum of its proper divisors (2475558150).

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

1316163450 is a wasteful number, since it uses less digits than its factorization.

1316163450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20632 (or 20627 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1316163450 is about 36278.9670470370. The cubic root of 1316163450 is about 1095.8975148146.

Adding to 1316163450 its reverse (543616131), we get a palindrome (1859779581).

The spelling of 1316163450 in words is "one billion, three hundred sixteen million, one hundred sixty-three thousand, four hundred fifty".