20342211986 has 8 divisors (see below), whose sum is σ = 31030493040. Its totient is φ = 9998714308.

The previous prime is 20342211983. The next prime is 20342212001. The reversal of 20342211986 is 68911224302.

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

It is not an unprimeable number, because it can be changed into a prime (20342211983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86195696 + ... + 86195931.

It is an arithmetic number, because the mean of its divisors is an integer number (3878811630).

Almost surely, 2^20342211986 is an apocalyptic number.

20342211986 is a deficient number, since it is larger than the sum of its proper divisors (10688281054).

20342211986 is a wasteful number, since it uses less digits than its factorization.

20342211986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172391688.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 20342211986 in words is "twenty billion, three hundred forty-two million, two hundred eleven thousand, nine hundred eighty-six".