1316607632 has 20 divisors (see below), whose sum is σ = 2553364476. Its totient is φ = 657674880.

The previous prime is 1316607631. The next prime is 1316607637. The reversal of 1316607632 is 2367066131.

It can be written as a sum of positive squares in 2 ways, for example, as 527896576 + 788711056 = 22976^2 + 28084^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1316607592 and 1316607601.

It is not an unprimeable number, because it can be changed into a prime (1316607631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21803 + ... + 55754.

Almost surely, 2^1316607632 is an apocalyptic number.

It is an amenable number.

1316607632 is a deficient number, since it is larger than the sum of its proper divisors (1236756844).

1316607632 is a wasteful number, since it uses less digits than its factorization.

1316607632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78626 (or 78620 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1316607632 is about 36285.0882870636. The cubic root of 1316607632 is about 1096.0207829898.

The spelling of 1316607632 in words is "one billion, three hundred sixteen million, six hundred seven thousand, six hundred thirty-two".