20106086914 has 4 divisors (see below), whose sum is σ = 30159130374. Its totient is φ = 10053043456.

The previous prime is 20106086911. The next prime is 20106086927. The reversal of 20106086914 is 41968060102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14248480689 + 5857606225 = 119367^2 + 76535^2 .

It is not an unprimeable number, because it can be changed into a prime (20106086911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5026521727 + ... + 5026521730.

Almost surely, 2^20106086914 is an apocalyptic number.

20106086914 is a deficient number, since it is larger than the sum of its proper divisors (10053043460).

20106086914 is a wasteful number, since it uses less digits than its factorization.

20106086914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10053043459.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 20106086914 in words is "twenty billion, one hundred six million, eighty-six thousand, nine hundred fourteen".