26436077131 has 4 divisors (see below), whose sum is σ = 26453436552. Its totient is φ = 26418717712.

The previous prime is 26436077117. The next prime is 26436077147. The reversal of 26436077131 is 13177063462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13177063462 = 2 ⋅6588531731.

It is a cyclic number.

It is not a de Polignac number, because 26436077131 - 2⁹ = 26436076619 is a prime.

It is a super-2 number, since 2×26436077131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26436017131) 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, 8677426 + ... + 8680471.

It is an arithmetic number, because the mean of its divisors is an integer number (6613359138).

Almost surely, 2^26436077131 is an apocalyptic number.

26436077131 is a deficient number, since it is larger than the sum of its proper divisors (17359421).

26436077131 is a wasteful number, since it uses less digits than its factorization.

26436077131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17359420.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 26436077131 in words is "twenty-six billion, four hundred thirty-six million, seventy-seven thousand, one hundred thirty-one".