26209004472 has 96 divisors (see below), whose sum is σ = 85392777600. Its totient is φ = 7094164032.

The previous prime is 26209004461. The next prime is 26209004477. The reversal of 26209004472 is 27440090262.

26209004472 is a `hidden beast` number, since 2 + 6 + 209 + 0 + 0 + 447 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26209004477) 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, 1358898 + ... + 1378049.

It is an arithmetic number, because the mean of its divisors is an integer number (889508100).

Almost surely, 2^26209004472 is an apocalyptic number.

It is an amenable number.

26209004472 is an abundant number, since it is smaller than the sum of its proper divisors (59183773128).

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

26209004472 is a wasteful number, since it uses less digits than its factorization.

26209004472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736985 (or 2736978 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 26209004472 in words is "twenty-six billion, two hundred nine million, four thousand, four hundred seventy-two".