16966103427 has 160 divisors (see below), whose sum is σ = 32114662272. Its totient is φ = 8688715776.

The previous prime is 16966103383. The next prime is 16966103443. The reversal of 16966103427 is 72430166961.

16966103427 is a `hidden beast` number, since 1 + 6 + 9 + 6 + 610 + 3 + 4 + 27 = 666.

It is not a de Polignac number, because 16966103427 - 2¹⁸ = 16965841283 is a prime.

It is a super-2 number, since 2×16966103427² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16966103477) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 53520673 + ... + 53520989.

Almost surely, 2^16966103427 is an apocalyptic number.

16966103427 is a deficient number, since it is larger than the sum of its proper divisors (15148558845).

16966103427 is a wasteful number, since it uses less digits than its factorization.

16966103427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 16966103427 in words is "sixteen billion, nine hundred sixty-six million, one hundred three thousand, four hundred twenty-seven".