6946649523 has 24 divisors (see below), whose sum is σ = 10961084160. Its totient is φ = 4204379760.

The previous prime is 6946649519. The next prime is 6946649551. The reversal of 6946649523 is 3259466496.

6946649523 is a `hidden beast` number, since 6 + 94 + 66 + 495 + 2 + 3 = 666.

It is not a de Polignac number, because 6946649523 - 2² = 6946649519 is a prime.

It is a super-2 number, since 2×6946649523² = 96511879190792255058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6946649523.

It is not an unprimeable number, because it can be changed into a prime (6946649573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26338 + ... + 120776.

It is an arithmetic number, because the mean of its divisors is an integer number (456711840).

Almost surely, 2^6946649523 is an apocalyptic number.

6946649523 is a deficient number, since it is larger than the sum of its proper divisors (4014434637).

6946649523 is a wasteful number, since it uses less digits than its factorization.

6946649523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95199 (or 95196 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 54.

The square root of 6946649523 is about 83346.5627545612. The cubic root of 6946649523 is about 1908.0589843387.

The spelling of 6946649523 in words is "six billion, nine hundred forty-six million, six hundred forty-nine thousand, five hundred twenty-three".