20213734862 has 8 divisors (see below), whose sum is σ = 30392623992. Its totient is φ = 10082860200.

The previous prime is 20213734837. The next prime is 20213734901. The reversal of 20213734862 is 26843731202.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12002564 + ... + 12004247.

It is an arithmetic number, because the mean of its divisors is an integer number (3799077999).

Almost surely, 2^20213734862 is an apocalyptic number.

20213734862 is a deficient number, since it is larger than the sum of its proper divisors (10178889130).

20213734862 is a wasteful number, since it uses less digits than its factorization.

20213734862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24007234.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 20213734862 in words is "twenty billion, two hundred thirteen million, seven hundred thirty-four thousand, eight hundred sixty-two".