328135381407 has 12 divisors (see below), whose sum is σ = 474280525264. Its totient is φ = 218615137920.

The previous prime is 328135381391. The next prime is 328135381423. The reversal of 328135381407 is 704183531823.

328135381407 is a `hidden beast` number, since 3 + 281 + 353 + 8 + 14 + 0 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (328135381391) and next prime (328135381423).

It is not a de Polignac number, because 328135381407 - 2⁴ = 328135381391 is a prime.

It is a super-2 number, since 2×328135381407² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328135381487) 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 11 ways as a sum of consecutive naturals, for example, 11800594 + ... + 11828367.

Almost surely, 2^328135381407 is an apocalyptic number.

328135381407 is a deficient number, since it is larger than the sum of its proper divisors (146145143857).

328135381407 is a wasteful number, since it uses less digits than its factorization.

328135381407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23630510 (or 23630507 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 328135381407 in words is "three hundred twenty-eight billion, one hundred thirty-five million, three hundred eighty-one thousand, four hundred seven".