16764665463 has 48 divisors (see below), whose sum is σ = 30497026560. Its totient is φ = 8637233472.

The previous prime is 16764665453. The next prime is 16764665473. The reversal of 16764665463 is 36456646761.

16764665463 is a `hidden beast` number, since 1 + 6 + 76 + 466 + 54 + 63 = 666.

It is an interprime number because it is at equal distance from previous prime (16764665453) and next prime (16764665473).

It is not a de Polignac number, because 16764665463 - 2⁸ = 16764665207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16764665453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202803 + ... + 273236.

It is an arithmetic number, because the mean of its divisors is an integer number (635354720).

Almost surely, 2^16764665463 is an apocalyptic number.

16764665463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16764665463 is a deficient number, since it is larger than the sum of its proper divisors (13732361097).

16764665463 is a wasteful number, since it uses less digits than its factorization.

16764665463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476108 (or 476105 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

The spelling of 16764665463 in words is "sixteen billion, seven hundred sixty-four million, six hundred sixty-five thousand, four hundred sixty-three".