20363968654 has 8 divisors (see below), whose sum is σ = 30555787320. Its totient is φ = 10178706216.

The previous prime is 20363968609. The next prime is 20363968661. The reversal of 20363968654 is 45686936302.

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, 1631284 + ... + 1643719.

It is an arithmetic number, because the mean of its divisors is an integer number (3819473415).

Almost surely, 2^20363968654 is an apocalyptic number.

20363968654 is a deficient number, since it is larger than the sum of its proper divisors (10191818666).

20363968654 is a wasteful number, since it uses less digits than its factorization.

20363968654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278114.

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 20363968654 in words is "twenty billion, three hundred sixty-three million, nine hundred sixty-eight thousand, six hundred fifty-four".