328007478667 has 8 divisors (see below), whose sum is σ = 367497322992. Its totient is φ = 290129464800.

The previous prime is 328007478661. The next prime is 328007478683. The reversal of 328007478667 is 766874700823.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 328007478667 - 2²³ = 327999090059 is a prime.

It is a super-2 number, since 2×328007478667² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328007478661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402957184 + ... + 402957997.

It is an arithmetic number, because the mean of its divisors is an integer number (45937165374).

Almost surely, 2^328007478667 is an apocalyptic number.

328007478667 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

328007478667 is a deficient number, since it is larger than the sum of its proper divisors (39489844325).

328007478667 is a wasteful number, since it uses less digits than its factorization.

328007478667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805915229.

The product of its (nonzero) digits is 18966528, while the sum is 58.

The spelling of 328007478667 in words is "three hundred twenty-eight billion, seven million, four hundred seventy-eight thousand, six hundred sixty-seven".