26026666446 has 64 divisors (see below), whose sum is σ = 58063749120. Its totient is φ = 7711273440.

The previous prime is 26026666441. The next prime is 26026666451. The reversal of 26026666446 is 64466662062.

It is an interprime number because it is at equal distance from previous prime (26026666441) and next prime (26026666451).

It is a junction number, because it is equal to n+sod(n) for n = 26026666395 and 26026666404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26026666441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512811 + ... + 561273.

It is an arithmetic number, because the mean of its divisors is an integer number (907246080).

Almost surely, 2^26026666446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26026666446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29031874560).

26026666446 is an abundant number, since it is smaller than the sum of its proper divisors (32037082674).

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

26026666446 is a wasteful number, since it uses less digits than its factorization.

26026666446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48661.

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 26026666446 in words is "twenty-six billion, twenty-six million, six hundred sixty-six thousand, four hundred forty-six".