20414666254 has 8 divisors (see below), whose sum is σ = 30623637528. Its totient is φ = 10206787080.

The previous prime is 20414666221. The next prime is 20414666273. The reversal of 20414666254 is 45266641402.

It is a happy number.

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, 224572 + ... + 302095.

It is an arithmetic number, because the mean of its divisors is an integer number (3827954691).

Almost surely, 2^20414666254 is an apocalyptic number.

20414666254 is a deficient number, since it is larger than the sum of its proper divisors (10208971274).

20414666254 is a wasteful number, since it uses less digits than its factorization.

20414666254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546050.

The product of its (nonzero) digits is 276480, while the sum is 40.

It can be divided in two parts, 204146 and 66254, that added together give a square (270400 = 520²).

The spelling of 20414666254 in words is "twenty billion, four hundred fourteen million, six hundred sixty-six thousand, two hundred fifty-four".