26045404563 has 8 divisors (see below), whose sum is σ = 34807781376. Its totient is φ = 17323315400.

The previous prime is 26045404559. The next prime is 26045404589. The reversal of 26045404563 is 36540454062.

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 26045404563 - 2² = 26045404559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26045404543) 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, 10070403 + ... + 10072988.

It is an arithmetic number, because the mean of its divisors is an integer number (4350972672).

Almost surely, 2^26045404563 is an apocalyptic number.

26045404563 is a deficient number, since it is larger than the sum of its proper divisors (8762376813).

26045404563 is a wasteful number, since it uses less digits than its factorization.

26045404563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20143825.

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 26045404563 in words is "twenty-six billion, forty-five million, four hundred four thousand, five hundred sixty-three".