20042864462 has 8 divisors (see below), whose sum is σ = 30631547736. Its totient is φ = 9832348552.

The previous prime is 20042864441. The next prime is 20042864467. The reversal of 20042864462 is 26446824002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042864467) by changing a digit.

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, 94541708 + ... + 94541919.

It is an arithmetic number, because the mean of its divisors is an integer number (3828943467).

Almost surely, 2^20042864462 is an apocalyptic number.

20042864462 is a deficient number, since it is larger than the sum of its proper divisors (10588683274).

20042864462 is a wasteful number, since it uses less digits than its factorization.

20042864462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189083682.

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 20042864462 in words is "twenty billion, forty-two million, eight hundred sixty-four thousand, four hundred sixty-two".