6746402623 has 4 divisors (see below), whose sum is σ = 6772054608. Its totient is φ = 6720750640.

The previous prime is 6746402603. The next prime is 6746402639. The reversal of 6746402623 is 3262046476.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6746402623 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6746402603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12825598 + ... + 12826123.

It is an arithmetic number, because the mean of its divisors is an integer number (1693013652).

Almost surely, 2^6746402623 is an apocalyptic number.

6746402623 is a deficient number, since it is larger than the sum of its proper divisors (25651985).

6746402623 is a wasteful number, since it uses less digits than its factorization.

6746402623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25651984.

The product of its (nonzero) digits is 290304, while the sum is 40.

The square root of 6746402623 is about 82136.4877688351. The cubic root of 6746402623 is about 1889.5457810334.

The spelling of 6746402623 in words is "six billion, seven hundred forty-six million, four hundred two thousand, six hundred twenty-three".