1641313716 has 48 divisors (see below), whose sum is σ = 4417015680. Its totient is φ = 464641920.

The previous prime is 1641313691. The next prime is 1641313721. The reversal of 1641313716 is 6173131461.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80475 + ... + 98786.

It is an arithmetic number, because the mean of its divisors is an integer number (92021160).

Almost surely, 2^1641313716 is an apocalyptic number.

It is an amenable number.

1641313716 is an abundant number, since it is smaller than the sum of its proper divisors (2775701964).

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

1641313716 is a wasteful number, since it uses less digits than its factorization.

1641313716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179384 (or 179382 counting only the distinct ones).

The product of its digits is 9072, while the sum is 33.

The square root of 1641313716 is about 40513.1301678851. The cubic root of 1641313716 is about 1179.5885082490.

The spelling of 1641313716 in words is "one billion, six hundred forty-one million, three hundred thirteen thousand, seven hundred sixteen".