20117700124594 has 8 divisors (see below), whose sum is σ = 30177920233008. Its totient is φ = 10058393380260.

The previous prime is 20117700124589. The next prime is 20117700124663. The reversal of 20117700124594 is 49542100771102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20117700124594.

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, 228285952 + ... + 228374059.

It is an arithmetic number, because the mean of its divisors is an integer number (3772240029126).

Almost surely, 2^{20117700124594} is an apocalyptic number.

20117700124594 is a deficient number, since it is larger than the sum of its proper divisors (10060220108414).

20117700124594 is a wasteful number, since it uses less digits than its factorization.

20117700124594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456682040.

The product of its (nonzero) digits is 141120, while the sum is 43.

Adding to 20117700124594 its reverse (49542100771102), we get a palindrome (69659800895696).

The spelling of 20117700124594 in words is "twenty trillion, one hundred seventeen billion, seven hundred million, one hundred twenty-four thousand, five hundred ninety-four".