26137639954 has 16 divisors (see below), whose sum is σ = 40508838720. Its totient is φ = 12641639920.

The previous prime is 26137639909. The next prime is 26137639993. The reversal of 26137639954 is 45993673162.

It is a junction number, because it is equal to n+sod(n) for n = 26137639895 and 26137639904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728964 + ... + 1744015.

It is an arithmetic number, because the mean of its divisors is an integer number (2531802420).

Almost surely, 2^26137639954 is an apocalyptic number.

26137639954 is a deficient number, since it is larger than the sum of its proper divisors (14371198766).

26137639954 is a wasteful number, since it uses less digits than its factorization.

26137639954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3473105.

The product of its digits is 7348320, while the sum is 55.

The spelling of 26137639954 in words is "twenty-six billion, one hundred thirty-seven million, six hundred thirty-nine thousand, nine hundred fifty-four".