328391052270 has 32 divisors (see below), whose sum is σ = 803009067552. Its totient is φ = 85918664832.

The previous prime is 328391052239. The next prime is 328391052317. The reversal of 328391052270 is 72250193823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103266037 + ... + 103269216.

It is an arithmetic number, because the mean of its divisors is an integer number (25094033361).

Almost surely, 2^328391052270 is an apocalyptic number.

328391052270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

328391052270 is an abundant number, since it is smaller than the sum of its proper divisors (474618015282).

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

328391052270 is a wasteful number, since it uses less digits than its factorization.

328391052270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206535316.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 328391052270 in words is "three hundred twenty-eight billion, three hundred ninety-one million, fifty-two thousand, two hundred seventy".