26580045 has 8 divisors (see below), whose sum is σ = 42528096. Its totient is φ = 14176016.

The previous prime is 26580041. The next prime is 26580053. The reversal of 26580045 is 54008562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26580045 - 2² = 26580041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26579994 and 26580021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26580041) 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, 885987 + ... + 886016.

It is an arithmetic number, because the mean of its divisors is an integer number (5316012).

Almost surely, 2^26580045 is an apocalyptic number.

It is an amenable number.

26580045 is a deficient number, since it is larger than the sum of its proper divisors (15948051).

26580045 is a wasteful number, since it uses less digits than its factorization.

26580045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772011.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 26580045 is about 5155.5838660621. The cubic root of 26580045 is about 298.4364765825.

The spelling of 26580045 in words is "twenty-six million, five hundred eighty thousand, forty-five".