16306531434658 has 48 divisors (see below), whose sum is σ = 25693049645640. Its totient is φ = 7760546906112.

The previous prime is 16306531434623. The next prime is 16306531434673. The reversal of 16306531434658 is 85643413560361.

It can be written as a sum of positive squares in 12 ways, for example, as 1332286137009 + 14974245297649 = 1154247^2 + 3869657^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16306531434599 and 16306531434608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50286610 + ... + 50609842.

Almost surely, 2^{16306531434658} is an apocalyptic number.

16306531434658 is a deficient number, since it is larger than the sum of its proper divisors (9386518210982).

16306531434658 is a wasteful number, since it uses less digits than its factorization.

16306531434658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323719 (or 323690 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 16306531434658 in words is "sixteen trillion, three hundred six billion, five hundred thirty-one million, four hundred thirty-four thousand, six hundred fifty-eight".