26342620504045 has 8 divisors (see below), whose sum is σ = 31611174418296. Its totient is φ = 21074076527616.

The previous prime is 26342620504019. The next prime is 26342620504069. The reversal of 26342620504045 is 54040502624362.

It can be written as a sum of positive squares in 4 ways, for example, as 4365145239849 + 21977475264196 = 2089293^2 + 4688014^2 .

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 26342620504045 - 2²⁹ = 26342083633133 is a prime.

It is a super-2 number, since 2×26342620504045² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26342620503992 and 26342620504010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5950749 + ... + 9385981.

It is an arithmetic number, because the mean of its divisors is an integer number (3951396802287).

Almost surely, 2^{26342620504045} is an apocalyptic number.

It is an amenable number.

26342620504045 is a deficient number, since it is larger than the sum of its proper divisors (5268553914251).

26342620504045 is a wasteful number, since it uses less digits than its factorization.

26342620504045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4968911.

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 26342620504045 in words is "twenty-six trillion, three hundred forty-two billion, six hundred twenty million, five hundred four thousand, forty-five".