20116217245604 has 6 divisors (see below), whose sum is σ = 35203380179814. Its totient is φ = 10058108622800.

The previous prime is 20116217245529. The next prime is 20116217245613. The reversal of 20116217245604 is 40654271261102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14603113245604 + 5513104000000 = 3821402^2 + 2348000^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2514527155697 + ... + 2514527155704.

It is an arithmetic number, because the mean of its divisors is an integer number (5867230029969).

Almost surely, 2^{20116217245604} is an apocalyptic number.

It is an amenable number.

20116217245604 is a deficient number, since it is larger than the sum of its proper divisors (15087162934210).

20116217245604 is a wasteful number, since it uses less digits than its factorization.

20116217245604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029054311405 (or 5029054311403 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 20116217245604 in words is "twenty trillion, one hundred sixteen billion, two hundred seventeen million, two hundred forty-five thousand, six hundred four".