26542447560 has 96 divisors (see below), whose sum is σ = 87152378040. Its totient is φ = 7005007872.

The previous prime is 26542447559. The next prime is 26542447573. The reversal of 26542447560 is 6574424562.

26542447560 is a `hidden beast` number, since 2 + 6 + 5 + 42 + 4 + 47 + 560 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 14705442756 + 11837004804 = 121266^2 + 108798^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345127 + ... + 414966.

Almost surely, 2^26542447560 is an apocalyptic number.

26542447560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26542447560 is an abundant number, since it is smaller than the sum of its proper divisors (60609930480).

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

26542447560 is a wasteful number, since it uses less digits than its factorization.

26542447560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760207 (or 760200 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 45.

The spelling of 26542447560 in words is "twenty-six billion, five hundred forty-two million, four hundred forty-seven thousand, five hundred sixty".