328134919620 has 48 divisors (see below), whose sum is σ = 918803104128. Its totient is φ = 87500232960.

The previous prime is 328134919573. The next prime is 328134919621. The reversal of 328134919620 is 26919431823.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 328134919620.

It is not an unprimeable number, because it can be changed into a prime (328134919621) 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, 3600657 + ... + 3690663.

It is an arithmetic number, because the mean of its divisors is an integer number (19141731336).

Almost surely, 2^328134919620 is an apocalyptic number.

328134919620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

328134919620 is an abundant number, since it is smaller than the sum of its proper divisors (590668184508).

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

328134919620 is a wasteful number, since it uses less digits than its factorization.

328134919620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150780 (or 150778 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 328134919620 in words is "three hundred twenty-eight billion, one hundred thirty-four million, nine hundred nineteen thousand, six hundred twenty".