20426613266053 has 8 divisors (see below), whose sum is σ = 20625121702016. Its totient is φ = 20228108518800.

The previous prime is 20426613265979. The next prime is 20426613266057. The reversal of 20426613266053 is 35066231662402.

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

It is a cyclic number.

It is not a de Polignac number, because 20426613266053 - 2²⁵ = 20426579711621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20426613265994 and 20426613266012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20426613266057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10945288 + ... + 12674878.

It is an arithmetic number, because the mean of its divisors is an integer number (2578140212752).

Almost surely, 2^{20426613266053} is an apocalyptic number.

It is an amenable number.

20426613266053 is a deficient number, since it is larger than the sum of its proper divisors (198508435963).

20426613266053 is a wasteful number, since it uses less digits than its factorization.

20426613266053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844355.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 20426613266053 in words is "twenty trillion, four hundred twenty-six billion, six hundred thirteen million, two hundred sixty-six thousand, fifty-three".