26806204530 has 128 divisors (see below), whose sum is σ = 85994956800. Its totient is φ = 5804644032.

The previous prime is 26806204493. The next prime is 26806204531. The reversal of 26806204530 is 3540260862.

26806204530 is a `hidden beast` number, since 2 + 68 + 0 + 62 + 0 + 4 + 530 = 666.

It is not an unprimeable number, because it can be changed into a prime (26806204531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 337332 + ... + 409151.

It is an arithmetic number, because the mean of its divisors is an integer number (671835600).

Almost surely, 2^26806204530 is an apocalyptic number.

26806204530 is an abundant number, since it is smaller than the sum of its proper divisors (59188752270).

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

26806204530 is a wasteful number, since it uses less digits than its factorization.

26806204530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746525 (or 746519 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 26806204530 in words is "twenty-six billion, eight hundred six million, two hundred four thousand, five hundred thirty".