1468645344 has 72 divisors (see below), whose sum is σ = 4331166840. Its totient is φ = 489545856.

The previous prime is 1468645319. The next prime is 1468645361. The reversal of 1468645344 is 4435468641.

It is a tau number, because it is divible by the number of its divisors (72).

It is a hoax number, since the sum of its digits (45) 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 1468645344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86659 + ... + 102210.

It is an arithmetic number, because the mean of its divisors is an integer number (60155095).

Almost surely, 2^1468645344 is an apocalyptic number.

It is an amenable number.

1468645344 is an abundant number, since it is smaller than the sum of its proper divisors (2862521496).

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

1468645344 is an equidigital number, since it uses as much as digits as its factorization.

1468645344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188894 (or 188874 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The square root of 1468645344 is about 38322.9088666296. The cubic root of 1468645344 is about 1136.6819865134.

The spelling of 1468645344 in words is "one billion, four hundred sixty-eight million, six hundred forty-five thousand, three hundred forty-four".