20339657062 has 8 divisors (see below), whose sum is σ = 30515078592. Its totient is φ = 10167964200.

The previous prime is 20339657059. The next prime is 20339657081. The reversal of 20339657062 is 26075693302.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918489 + ... + 940372.

It is an arithmetic number, because the mean of its divisors is an integer number (3814384824).

Almost surely, 2^20339657062 is an apocalyptic number.

20339657062 is a deficient number, since it is larger than the sum of its proper divisors (10175421530).

20339657062 is a wasteful number, since it uses less digits than its factorization.

20339657062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864334.

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 20339657062 in words is "twenty billion, three hundred thirty-nine million, six hundred fifty-seven thousand, sixty-two".