16877973162251 has 2 divisors, whose sum is σ = 16877973162252. Its totient is φ = 16877973162250.

The previous prime is 16877973162173. The next prime is 16877973162263. The reversal of 16877973162251 is 15226137977861.

It is a happy number.

16877973162251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16877973162251 - 2⁴² = 12479926651147 is a prime.

It is not a weakly prime, because it can be changed into another prime (16877973162551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8438986581125 + 8438986581126.

It is an arithmetic number, because the mean of its divisors is an integer number (8438986581126).

Almost surely, 2^{16877973162251} is an apocalyptic number.

16877973162251 is a deficient number, since it is larger than the sum of its proper divisors (1).

16877973162251 is an equidigital number, since it uses as much as digits as its factorization.

16877973162251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53343360, while the sum is 65.

The spelling of 16877973162251 in words is "sixteen trillion, eight hundred seventy-seven billion, nine hundred seventy-three million, one hundred sixty-two thousand, two hundred fifty-one".