16672066463 has 16 divisors (see below), whose sum is σ = 18131785056. Its totient is φ = 15238419840.

The previous prime is 16672066457. The next prime is 16672066483. The reversal of 16672066463 is 36466027661.

It is a cyclic number.

It is not a de Polignac number, because 16672066463 - 2²² = 16667872159 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 (16672066403) 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, 524945 + ... + 555797.

It is an arithmetic number, because the mean of its divisors is an integer number (1133236566).

Almost surely, 2^16672066463 is an apocalyptic number.

16672066463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16672066463 is a deficient number, since it is larger than the sum of its proper divisors (1459718593).

16672066463 is a wasteful number, since it uses less digits than its factorization.

16672066463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31274.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 16672066463 in words is "sixteen billion, six hundred seventy-two million, sixty-six thousand, four hundred sixty-three".