16677374527761 has 16 divisors (see below), whose sum is σ = 22497631058880. Its totient is φ = 10987809212160.

The previous prime is 16677374527669. The next prime is 16677374527769. The reversal of 16677374527761 is 16772547377661.

It is a happy number.

It is not a de Polignac number, because 16677374527761 - 2¹⁰ = 16677374526737 is a prime.

It is a super-2 number, since 2×16677374527761² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16677374527769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15138235 + ... + 16202496.

It is an arithmetic number, because the mean of its divisors is an integer number (1406101941180).

Almost surely, 2^{16677374527761} is an apocalyptic number.

It is an amenable number.

16677374527761 is a deficient number, since it is larger than the sum of its proper divisors (5820256531119).

16677374527761 is a wasteful number, since it uses less digits than its factorization.

16677374527761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31342816.

The product of its digits is 435637440, while the sum is 69.

The spelling of 16677374527761 in words is "sixteen trillion, six hundred seventy-seven billion, three hundred seventy-four million, five hundred twenty-seven thousand, seven hundred sixty-one".