26193409480 has 64 divisors (see below), whose sum is σ = 67368960000. Its totient is φ = 8978667264.

The previous prime is 26193409477. The next prime is 26193409579. The reversal of 26193409480 is 8490439162.

It is a self number, because there is not a number n which added to its sum of digits gives 26193409480.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2040121 + ... + 2052919.

It is an arithmetic number, because the mean of its divisors is an integer number (1052640000).

Almost surely, 2^26193409480 is an apocalyptic number.

26193409480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26193409480 is an abundant number, since it is smaller than the sum of its proper divisors (41175550520).

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

26193409480 is a wasteful number, since it uses less digits than its factorization.

26193409480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20126 (or 20122 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 26193409480 in words is "twenty-six billion, one hundred ninety-three million, four hundred nine thousand, four hundred eighty".