26611831383228 has 288 divisors, whose sum is σ = 86106279028224. Its totient is φ = 6998270669568.

The previous prime is 26611831383167. The next prime is 26611831383233. The reversal of 26611831383228 is 82238313811662.

26611831383228 is a `hidden beast` number, since 2 + 6 + 6 + 1 + 1 + 8 + 31 + 383 + 228 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30259326 + ... + 31126362.

Almost surely, 2^{26611831383228} is an apocalyptic number.

26611831383228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26611831383228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43053139514112).

26611831383228 is an abundant number, since it is smaller than the sum of its proper divisors (59494447644996).

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

26611831383228 is a wasteful number, since it uses less digits than its factorization.

26611831383228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867423 (or 867409 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The spelling of 26611831383228 in words is "twenty-six trillion, six hundred eleven billion, eight hundred thirty-one million, three hundred eighty-three thousand, two hundred twenty-eight".