20117024375450 has 96 divisors (see below), whose sum is σ = 38389112939520. Its totient is φ = 7840153068800.

The previous prime is 20117024375431. The next prime is 20117024375471. The reversal of 20117024375450 is 5457342071102.

It is a junction number, because it is equal to n+sod(n) for n = 20117024375398 and 20117024375407.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 297076196 + ... + 297143904.

It is an arithmetic number, because the mean of its divisors is an integer number (399886593120).

Almost surely, 2^{20117024375450} is an apocalyptic number.

20117024375450 is a deficient number, since it is larger than the sum of its proper divisors (18272088564070).

20117024375450 is a wasteful number, since it uses less digits than its factorization.

20117024375450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68552 (or 68547 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 20117024375450 in words is "twenty trillion, one hundred seventeen billion, twenty-four million, three hundred seventy-five thousand, four hundred fifty".