20675468813258 has 8 divisors (see below), whose sum is σ = 35443660822752. Its totient is φ = 8860915205676.

The previous prime is 20675468813243. The next prime is 20675468813269. The reversal of 20675468813258 is 85231886457602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20675468813194 and 20675468813203.

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, 738409600460 + ... + 738409600487.

It is an arithmetic number, because the mean of its divisors is an integer number (4430457602844).

Almost surely, 2^{20675468813258} is an apocalyptic number.

20675468813258 is a deficient number, since it is larger than the sum of its proper divisors (14768192009494).

20675468813258 is a wasteful number, since it uses less digits than its factorization.

20675468813258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476819200956.

The product of its (nonzero) digits is 154828800, while the sum is 65.

The spelling of 20675468813258 in words is "twenty trillion, six hundred seventy-five billion, four hundred sixty-eight million, eight hundred thirteen thousand, two hundred fifty-eight".