16277716463 has 4 divisors (see below), whose sum is σ = 16278820440. Its totient is φ = 16276612488.

The previous prime is 16277716459. The next prime is 16277716487. The reversal of 16277716463 is 36461777261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16277716463 - 2² = 16277716459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16277716453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529568 + ... + 559461.

It is an arithmetic number, because the mean of its divisors is an integer number (4069705110).

Almost surely, 2^16277716463 is an apocalyptic number.

16277716463 is a deficient number, since it is larger than the sum of its proper divisors (1103977).

16277716463 is a wasteful number, since it uses less digits than its factorization.

16277716463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103976.

The product of its digits is 1778112, while the sum is 50.

The spelling of 16277716463 in words is "sixteen billion, two hundred seventy-seven million, seven hundred sixteen thousand, four hundred sixty-three".