328440227460 has 96 divisors (see below), whose sum is σ = 973968976512. Its totient is φ = 82411714560.

The previous prime is 328440227441. The next prime is 328440227501. The reversal of 328440227460 is 64722044823.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4331070 + ... + 4406250.

It is an arithmetic number, because the mean of its divisors is an integer number (10145510172).

Almost surely, 2^328440227460 is an apocalyptic number.

328440227460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

328440227460 is an abundant number, since it is smaller than the sum of its proper divisors (645528749052).

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

328440227460 is a wasteful number, since it uses less digits than its factorization.

328440227460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79493 (or 79491 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 42.

The spelling of 328440227460 in words is "three hundred twenty-eight billion, four hundred forty million, two hundred twenty-seven thousand, four hundred sixty".