1316576884 has 18 divisors (see below), whose sum is σ = 2680174770. Its totient is φ = 564247152.

The previous prime is 1316576839. The next prime is 1316576903. The reversal of 1316576884 is 4886756131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 876752100 + 439824784 = 29610^2 + 20972^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3358419 + ... + 3358810.

Almost surely, 2^1316576884 is an apocalyptic number.

1316576884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1316576884 is an abundant number, since it is smaller than the sum of its proper divisors (1363597886).

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

1316576884 is a wasteful number, since it uses less digits than its factorization.

1316576884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6717247 (or 6717238 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 1316576884 is about 36284.6645843668. The cubic root of 1316576884 is about 1096.0122507821.

The spelling of 1316576884 in words is "one billion, three hundred sixteen million, five hundred seventy-six thousand, eight hundred eighty-four".