16277914249 has 2 divisors, whose sum is σ = 16277914250. Its totient is φ = 16277914248.

The previous prime is 16277914207. The next prime is 16277914313. The reversal of 16277914249 is 94241977261.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11271644224 + 5006270025 = 106168^2 + 70755^2 .

It is a cyclic number.

It is not a de Polignac number, because 16277914249 - 2²¹ = 16275817097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16277914196 and 16277914205.

It is not a weakly prime, because it can be changed into another prime (16277914349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8138957124 + 8138957125.

It is an arithmetic number, because the mean of its divisors is an integer number (8138957125).

Almost surely, 2^16277914249 is an apocalyptic number.

It is an amenable number.

16277914249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16277914249 is an equidigital number, since it uses as much as digits as its factorization.

16277914249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 52.

The spelling of 16277914249 in words is "sixteen billion, two hundred seventy-seven million, nine hundred fourteen thousand, two hundred forty-nine".