26403782053 has 8 divisors (see below), whose sum is σ = 28818112896. Its totient is φ = 23991782400.

The previous prime is 26403782017. The next prime is 26403782063. The reversal of 26403782053 is 35028730462.

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 26403782053 - 2⁹ = 26403781541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26403781997 and 26403782015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26403782063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 559068 + ... + 604453.

It is an arithmetic number, because the mean of its divisors is an integer number (3602264112).

Almost surely, 2^26403782053 is an apocalyptic number.

It is an amenable number.

26403782053 is a deficient number, since it is larger than the sum of its proper divisors (2414330843).

26403782053 is a wasteful number, since it uses less digits than its factorization.

26403782053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165595.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 26403782053 in words is "twenty-six billion, four hundred three million, seven hundred eighty-two thousand, fifty-three".