20368807358 has 4 divisors (see below), whose sum is σ = 30553211040. Its totient is φ = 10184403678.

The previous prime is 20368807321. The next prime is 20368807369. The reversal of 20368807358 is 85370886302.

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, 5092201838 + ... + 5092201841.

It is an arithmetic number, because the mean of its divisors is an integer number (7638302760).

Almost surely, 2^20368807358 is an apocalyptic number.

20368807358 is a deficient number, since it is larger than the sum of its proper divisors (10184403682).

20368807358 is a wasteful number, since it uses less digits than its factorization.

20368807358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10184403681.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 20368807358 in words is "twenty billion, three hundred sixty-eight million, eight hundred seven thousand, three hundred fifty-eight".