1612479360 has 128 divisors (see below), whose sum is σ = 5259576960. Its totient is φ = 419973120.

The previous prime is 1612479347. The next prime is 1612479361. The reversal of 1612479360 is 639742161.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612479361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72795 + ... + 92325.

It is an arithmetic number, because the mean of its divisors is an integer number (41090445).

Almost surely, 2^1612479360 is an apocalyptic number.

1612479360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1612479360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629788480).

1612479360 is an abundant number, since it is smaller than the sum of its proper divisors (3647097600).

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

1612479360 is a wasteful number, since it uses less digits than its factorization.

1612479360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19596 (or 19584 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1612479360 is about 40155.6890116457. The cubic root of 1612479360 is about 1172.6400461315.

The spelling of 1612479360 in words is "one billion, six hundred twelve million, four hundred seventy-nine thousand, three hundred sixty".