26436134340 has 144 divisors (see below), whose sum is σ = 99976705920. Its totient is φ = 5493219840.

The previous prime is 26436134293. The next prime is 26436134341. The reversal of 26436134340 is 4343163462.

26436134340 is a `hidden beast` number, since 2 + 6 + 4 + 3 + 613 + 4 + 34 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 26436134295 and 26436134304.

It is not an unprimeable number, because it can be changed into a prime (26436134341) 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 47 ways as a sum of consecutive naturals, for example, 939825 + ... + 967544.

It is an arithmetic number, because the mean of its divisors is an integer number (694282680).

Almost surely, 2^26436134340 is an apocalyptic number.

26436134340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26436134340 is an abundant number, since it is smaller than the sum of its proper divisors (73540571580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26436134340 is a wasteful number, since it uses less digits than its factorization.

26436134340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907402 (or 1907397 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 26436134340 in words is "twenty-six billion, four hundred thirty-six million, one hundred thirty-four thousand, three hundred forty".