4318991312 has 20 divisors (see below), whose sum is σ = 8369064420. Its totient is φ = 2159232768.

The previous prime is 4318991309. The next prime is 4318991317. The reversal of 4318991312 is 2131998134.

It can be written as a sum of positive squares in 2 ways, for example, as 2649778576 + 1669212736 = 51476^2 + 40856^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4318991312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4318991317) 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, 251348 + ... + 267980.

It is an arithmetic number, because the mean of its divisors is an integer number (418453221).

Almost surely, 2^4318991312 is an apocalyptic number.

It is an amenable number.

4318991312 is a deficient number, since it is larger than the sum of its proper divisors (4050073108).

4318991312 is a wasteful number, since it uses less digits than its factorization.

4318991312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32870 (or 32864 counting only the distinct ones).

The product of its digits is 46656, while the sum is 41.

The square root of 4318991312 is about 65719.0331030517. The cubic root of 4318991312 is about 1628.5238008085.

The spelling of 4318991312 in words is "four billion, three hundred eighteen million, nine hundred ninety-one thousand, three hundred twelve".