328977932827 has 2 divisors, whose sum is σ = 328977932828. Its totient is φ = 328977932826.

The previous prime is 328977932791. The next prime is 328977932851. The reversal of 328977932827 is 728239779823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328977932827 - 2¹⁵ = 328977900059 is a prime.

It is a super-2 number, since 2×328977932827² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (328977932897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164488966413 + 164488966414.

It is an arithmetic number, because the mean of its divisors is an integer number (164488966414).

Almost surely, 2^328977932827 is an apocalyptic number.

328977932827 is a deficient number, since it is larger than the sum of its proper divisors (1).

328977932827 is an equidigital number, since it uses as much as digits as its factorization.

328977932827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128024064, while the sum is 67.

The spelling of 328977932827 in words is "three hundred twenty-eight billion, nine hundred seventy-seven million, nine hundred thirty-two thousand, eight hundred twenty-seven".