1316746064 has 10 divisors (see below), whose sum is σ = 2551195530. Its totient is φ = 658373024.

The previous prime is 1316746019. The next prime is 1316746091. The reversal of 1316746064 is 4606476131.

It can be written as a sum of positive squares in only one way, i.e., 1155456064 + 161290000 = 33992^2 + 12700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41148299 + ... + 41148330.

It is an arithmetic number, because the mean of its divisors is an integer number (255119553).

Almost surely, 2^1316746064 is an apocalyptic number.

It is an amenable number.

1316746064 is a deficient number, since it is larger than the sum of its proper divisors (1234449466).

1316746064 is an equidigital number, since it uses as much as digits as its factorization.

1316746064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82296637 (or 82296631 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 1316746064 is about 36286.9957973928. The cubic root of 1316746064 is about 1096.0591945935.

The spelling of 1316746064 in words is "one billion, three hundred sixteen million, seven hundred forty-six thousand, sixty-four".