1326045216 has 48 divisors (see below), whose sum is σ = 3554941824. Its totient is φ = 432609024.

The previous prime is 1326045199. The next prime is 1326045233. The reversal of 1326045216 is 6125406231.

It is an interprime number because it is at equal distance from previous prime (1326045199) and next prime (1326045233).

It is a tau number, because it is divible by the number of its divisors (48).

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, 142435 + ... + 151458.

It is an arithmetic number, because the mean of its divisors is an integer number (74061288).

Almost surely, 2^1326045216 is an apocalyptic number.

1326045216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1326045216 is an abundant number, since it is smaller than the sum of its proper divisors (2228896608).

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

1326045216 is a wasteful number, since it uses less digits than its factorization.

1326045216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293953 (or 293945 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1326045216 is about 36414.9037620587. The cubic root of 1326045216 is about 1098.6333484911.

The spelling of 1326045216 in words is "one billion, three hundred twenty-six million, forty-five thousand, two hundred sixteen".