20126445426132 has 24 divisors (see below), whose sum is σ = 46961990646816. Its totient is φ = 6708774477408.

The previous prime is 20126445426127. The next prime is 20126445426137. The reversal of 20126445426132 is 23162454462102.

It is an interprime number because it is at equal distance from previous prime (20126445426127) and next prime (20126445426137).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20126445426137) 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, 2986243 + ... + 7012170.

It is an arithmetic number, because the mean of its divisors is an integer number (1956749610284).

Almost surely, 2^{20126445426132} is an apocalyptic number.

It is an amenable number.

20126445426132 is an abundant number, since it is smaller than the sum of its proper divisors (26835545220684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20126445426132 is a wasteful number, since it uses less digits than its factorization.

20126445426132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10166167 (or 10166165 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

Adding to 20126445426132 its reverse (23162454462102), we get a palindrome (43288899888234).

The spelling of 20126445426132 in words is "twenty trillion, one hundred twenty-six billion, four hundred forty-five million, four hundred twenty-six thousand, one hundred thirty-two".