16977214567 has 2 divisors, whose sum is σ = 16977214568. Its totient is φ = 16977214566.

The previous prime is 16977214547. The next prime is 16977214603. The reversal of 16977214567 is 76541277961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16977214567 - 2²³ = 16968825959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16977214547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8488607283 + 8488607284.

It is an arithmetic number, because the mean of its divisors is an integer number (8488607284).

Almost surely, 2^16977214567 is an apocalyptic number.

16977214567 is a deficient number, since it is larger than the sum of its proper divisors (1).

16977214567 is an equidigital number, since it uses as much as digits as its factorization.

16977214567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 55.

The spelling of 16977214567 in words is "sixteen billion, nine hundred seventy-seven million, two hundred fourteen thousand, five hundred sixty-seven".