20036214345 has 32 divisors (see below), whose sum is σ = 37819514880. Its totient is φ = 8863945920.

The previous prime is 20036214337. The next prime is 20036214383. The reversal of 20036214345 is 54341263002.

It is not a de Polignac number, because 20036214345 - 2³ = 20036214337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3074505 + ... + 3081014.

It is an arithmetic number, because the mean of its divisors is an integer number (1181859840).

Almost surely, 2^20036214345 is an apocalyptic number.

It is an amenable number.

20036214345 is a deficient number, since it is larger than the sum of its proper divisors (17783300535).

20036214345 is a wasteful number, since it uses less digits than its factorization.

20036214345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6155565.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 20036214345 its reverse (54341263002), we get a palindrome (74377477347).

The spelling of 20036214345 in words is "twenty billion, thirty-six million, two hundred fourteen thousand, three hundred forty-five".