16667151677361 has 24 divisors (see below), whose sum is σ = 24220445030496. Its totient is φ = 11044369010880.

The previous prime is 16667151677359. The next prime is 16667151677381. The reversal of 16667151677361 is 16377615176661.

It is a happy number.

It is not a de Polignac number, because 16667151677361 - 2¹ = 16667151677359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16667151677381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5762415 + ... + 8157188.

It is an arithmetic number, because the mean of its divisors is an integer number (1009185209604).

Almost surely, 2^{16667151677361} is an apocalyptic number.

It is an amenable number.

16667151677361 is a deficient number, since it is larger than the sum of its proper divisors (7553293353135).

16667151677361 is a wasteful number, since it uses less digits than its factorization.

16667151677361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13920413 (or 13920410 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 63.

The spelling of 16667151677361 in words is "sixteen trillion, six hundred sixty-seven billion, one hundred fifty-one million, six hundred seventy-seven thousand, three hundred sixty-one".