20426455054 has 8 divisors (see below), whose sum is σ = 30640674168. Its totient is φ = 10212897000.

The previous prime is 20426455031. The next prime is 20426455099. The reversal of 20426455054 is 45055462402.

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, 79012 + ... + 217015.

It is an arithmetic number, because the mean of its divisors is an integer number (3830084271).

Almost surely, 2^20426455054 is an apocalyptic number.

20426455054 is a deficient number, since it is larger than the sum of its proper divisors (10214219114).

20426455054 is a wasteful number, since it uses less digits than its factorization.

20426455054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330530.

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 20426455054 in words is "twenty billion, four hundred twenty-six million, four hundred fifty-five thousand, fifty-four".