20426146214 has 4 divisors (see below), whose sum is σ = 30639219324. Its totient is φ = 10213073106.

The previous prime is 20426146211. The next prime is 20426146231. The reversal of 20426146214 is 41264162402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20426146211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106536552 + ... + 5106536555.

It is an arithmetic number, because the mean of its divisors is an integer number (7659804831).

Almost surely, 2^20426146214 is an apocalyptic number.

20426146214 is a deficient number, since it is larger than the sum of its proper divisors (10213073110).

20426146214 is a wasteful number, since it uses less digits than its factorization.

20426146214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10213073109.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 20426146214 in words is "twenty billion, four hundred twenty-six million, one hundred forty-six thousand, two hundred fourteen".