20464409366 has 8 divisors (see below), whose sum is σ = 30740405904. Its totient is φ = 10217607400.

The previous prime is 20464409353. The next prime is 20464409377. The reversal of 20464409366 is 66390446402.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7296890 + ... + 7299693.

It is an arithmetic number, because the mean of its divisors is an integer number (3842550738).

Almost surely, 2^20464409366 is an apocalyptic number.

20464409366 is a deficient number, since it is larger than the sum of its proper divisors (10275996538).

20464409366 is a wasteful number, since it uses less digits than its factorization.

20464409366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14597286.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 20464409366 in words is "twenty billion, four hundred sixty-four million, four hundred nine thousand, three hundred sixty-six".