20115636214 has 8 divisors (see below), whose sum is σ = 30280834008. Its totient is φ = 10022024880.

The previous prime is 20115636209. The next prime is 20115636287. The reversal of 20115636214 is 41263651102.

It is a happy number.

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

It is a congruent number.

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, 17895912 + ... + 17897035.

It is an arithmetic number, because the mean of its divisors is an integer number (3785104251).

Almost surely, 2^20115636214 is an apocalyptic number.

20115636214 is a deficient number, since it is larger than the sum of its proper divisors (10165197794).

20115636214 is a wasteful number, since it uses less digits than its factorization.

20115636214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35793230.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 20115636214 in words is "twenty billion, one hundred fifteen million, six hundred thirty-six thousand, two hundred fourteen".