26324169856 has 64 divisors (see below), whose sum is σ = 55638144000. Its totient is φ = 12371014656.

The previous prime is 26324169847. The next prime is 26324169857. The reversal of 26324169856 is 65896142362.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (26324169857) 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, 266250 + ... + 351478.

It is an arithmetic number, because the mean of its divisors is an integer number (869346000).

Almost surely, 2^26324169856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26324169856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27819072000).

26324169856 is an abundant number, since it is smaller than the sum of its proper divisors (29313974144).

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

26324169856 is a wasteful number, since it uses less digits than its factorization.

26324169856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85389 (or 85377 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 52.

The spelling of 26324169856 in words is "twenty-six billion, three hundred twenty-four million, one hundred sixty-nine thousand, eight hundred fifty-six".