26873163207828 has 72 divisors (see below), whose sum is σ = 77656331520768. Its totient is φ = 7675796737728.

The previous prime is 26873163207827. The next prime is 26873163207857. The reversal of 26873163207828 is 82870236137862.

26873163207828 is a `hidden beast` number, since 268 + 7 + 3 + 163 + 207 + 8 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26873163207827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14762476 + ... + 16482627.

Almost surely, 2^{26873163207828} is an apocalyptic number.

26873163207828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26873163207828 is an abundant number, since it is smaller than the sum of its proper divisors (50783168312940).

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

26873163207828 is a wasteful number, since it uses less digits than its factorization.

26873163207828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31248533 (or 31248528 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 63.

The spelling of 26873163207828 in words is "twenty-six trillion, eight hundred seventy-three billion, one hundred sixty-three million, two hundred seven thousand, eight hundred twenty-eight".