20466412442 has 8 divisors (see below), whose sum is σ = 35085278496. Its totient is φ = 8771319612.

The previous prime is 20466412433. The next prime is 20466412459. The reversal of 20466412442 is 24421466402.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730943288 + ... + 730943315.

It is an arithmetic number, because the mean of its divisors is an integer number (4385659812).

Almost surely, 2^20466412442 is an apocalyptic number.

20466412442 is a deficient number, since it is larger than the sum of its proper divisors (14618866054).

20466412442 is a wasteful number, since it uses less digits than its factorization.

20466412442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461886612.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 20466412442 its reverse (24421466402), we get a palindrome (44887878844).

The spelling of 20466412442 in words is "twenty billion, four hundred sixty-six million, four hundred twelve thousand, four hundred forty-two".