69564494939168 has 24 divisors (see below), whose sum is σ = 136955591113068. Its totient is φ = 34782122593024.

The previous prime is 69564494939029. The next prime is 69564494939183. The reversal of 69564494939168 is 86193949446596.

It can be written as a sum of positive squares in 2 ways, for example, as 69538454016784 + 26040922384 = 8338972^2 + 161372^2 .

It is a super-2 number, since 2×69564494939168² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5498330 + ... + 13013862.

Almost surely, 2^{69564494939168} is an apocalyptic number.

It is an amenable number.

69564494939168 is a deficient number, since it is larger than the sum of its proper divisors (67391096173900).

69564494939168 is a wasteful number, since it uses less digits than its factorization.

69564494939168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7804796 (or 7804788 counting only the distinct ones).

The product of its digits is 10883911680, while the sum is 83.

The spelling of 69564494939168 in words is "sixty-nine trillion, five hundred sixty-four billion, four hundred ninety-four million, nine hundred thirty-nine thousand, one hundred sixty-eight".