16457866676 has 12 divisors (see below), whose sum is σ = 29794414020. Its totient is φ = 7945176960.

The previous prime is 16457866661. The next prime is 16457866681. The reversal of 16457866676 is 67666875461.

It can be written as a sum of positive squares in 2 ways, for example, as 10753690000 + 5704176676 = 103700^2 + 75526^2 .

It is a super-2 number, since 2×16457866676² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70938965 + ... + 70939196.

It is an arithmetic number, because the mean of its divisors is an integer number (2482867835).

Almost surely, 2^16457866676 is an apocalyptic number.

It is an amenable number.

16457866676 is a deficient number, since it is larger than the sum of its proper divisors (13336547344).

16457866676 is a wasteful number, since it uses less digits than its factorization.

16457866676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141878194 (or 141878192 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 62.

The spelling of 16457866676 in words is "sixteen billion, four hundred fifty-seven million, eight hundred sixty-six thousand, six hundred seventy-six".