1518422016 has 96 divisors (see below), whose sum is σ = 4125401280. Its totient is φ = 496484352.

The previous prime is 1518421999. The next prime is 1518422023. The reversal of 1518422016 is 6102248151.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323301 + ... + 327963.

It is an arithmetic number, because the mean of its divisors is an integer number (42972930).

Almost surely, 2^1518422016 is an apocalyptic number.

1518422016 is a gapful number since it is divisible by the number (16) 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 1518422016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2062700640).

1518422016 is an abundant number, since it is smaller than the sum of its proper divisors (2606979264).

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

1518422016 is an equidigital number, since it uses as much as digits as its factorization.

1518422016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4741 (or 4721 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 1518422016 is about 38966.9349064049. The cubic root of 1518422016 is about 1149.3813978652.

The spelling of 1518422016 in words is "one billion, five hundred eighteen million, four hundred twenty-two thousand, sixteen".