20924324318 has 4 divisors (see below), whose sum is σ = 31386486480. Its totient is φ = 10462162158.

The previous prime is 20924324297. The next prime is 20924324327. The reversal of 20924324318 is 81342342902.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5231081078 + ... + 5231081081.

It is an arithmetic number, because the mean of its divisors is an integer number (7846621620).

Almost surely, 2^20924324318 is an apocalyptic number.

20924324318 is a deficient number, since it is larger than the sum of its proper divisors (10462162162).

20924324318 is a wasteful number, since it uses less digits than its factorization.

20924324318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10462162161.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 20924324318 in words is "twenty billion, nine hundred twenty-four million, three hundred twenty-four thousand, three hundred eighteen".