328432514638 has 8 divisors (see below), whose sum is σ = 492787283832. Its totient is φ = 164170086696.

The previous prime is 328432514633. The next prime is 328432514653. The reversal of 328432514638 is 836415234823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 328432514591 and 328432514600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328432514633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23076420 + ... + 23090647.

It is an arithmetic number, because the mean of its divisors is an integer number (61598410479).

Almost surely, 2^328432514638 is an apocalyptic number.

328432514638 is a deficient number, since it is larger than the sum of its proper divisors (164354769194).

328432514638 is a wasteful number, since it uses less digits than its factorization.

328432514638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46170626.

The product of its digits is 3317760, while the sum is 49.

The spelling of 328432514638 in words is "three hundred twenty-eight billion, four hundred thirty-two million, five hundred fourteen thousand, six hundred thirty-eight".