1316427616 has 48 divisors (see below), whose sum is σ = 3117864960. Its totient is φ = 534487680.

The previous prime is 1316427583. The next prime is 1316427659. The reversal of 1316427616 is 6167246131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150400 + ... + 158911.

It is an arithmetic number, because the mean of its divisors is an integer number (64955520).

Almost surely, 2^1316427616 is an apocalyptic number.

1316427616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1316427616 is an abundant number, since it is smaller than the sum of its proper divisors (1801437344).

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

1316427616 is a wasteful number, since it uses less digits than its factorization.

1316427616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309347 (or 309339 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 1316427616 is about 36282.6076240394. The cubic root of 1316427616 is about 1095.9708287830.

The spelling of 1316427616 in words is "one billion, three hundred sixteen million, four hundred twenty-seven thousand, six hundred sixteen".