20367214989 has 8 divisors (see below), whose sum is σ = 29625040032. Its totient is φ = 12343766640.

The previous prime is 20367214937. The next prime is 20367214997. The reversal of 20367214989 is 98941276302.

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

It is not a de Polignac number, because 20367214989 - 2⁹ = 20367214477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20367214589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308594134 + ... + 308594199.

It is an arithmetic number, because the mean of its divisors is an integer number (3703130004).

Almost surely, 2^20367214989 is an apocalyptic number.

It is an amenable number.

20367214989 is a deficient number, since it is larger than the sum of its proper divisors (9257825043).

20367214989 is a wasteful number, since it uses less digits than its factorization.

20367214989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617188347.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 20367214989 in words is "twenty billion, three hundred sixty-seven million, two hundred fourteen thousand, nine hundred eighty-nine".