673763013 has 48 divisors (see below), whose sum is σ = 1218986496. Its totient is φ = 348383520.

The previous prime is 673763011. The next prime is 673763029. The reversal of 673763013 is 310367376.

673763013 is a `hidden beast` number, since 6 + 7 + 3 + 7 + 630 + 13 = 666.

It is not a de Polignac number, because 673763013 - 2¹ = 673763011 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673763011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 155170 + ... + 159452.

It is an arithmetic number, because the mean of its divisors is an integer number (25395552).

Almost surely, 2^673763013 is an apocalyptic number.

673763013 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

673763013 is a deficient number, since it is larger than the sum of its proper divisors (545223483).

673763013 is a wasteful number, since it uses less digits than its factorization.

673763013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 36.

The square root of 673763013 is about 25956.9453711333. The cubic root of 673763013 is about 876.6691461101.

The spelling of 673763013 in words is "six hundred seventy-three million, seven hundred sixty-three thousand, thirteen".