26516002413 has 4 divisors (see below), whose sum is σ = 35354669888. Its totient is φ = 17677334940.

The previous prime is 26516002411. The next prime is 26516002421. The reversal of 26516002413 is 31420061562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26516002413 - 2¹ = 26516002411 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26516002411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4419333733 + ... + 4419333738.

It is an arithmetic number, because the mean of its divisors is an integer number (8838667472).

Almost surely, 2^26516002413 is an apocalyptic number.

It is an amenable number.

26516002413 is a deficient number, since it is larger than the sum of its proper divisors (8838667475).

26516002413 is an equidigital number, since it uses as much as digits as its factorization.

26516002413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8838667474.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 26516002413 its reverse (31420061562), we get a palindrome (57936063975).

The spelling of 26516002413 in words is "twenty-six billion, five hundred sixteen million, two thousand, four hundred thirteen".