26377612138 has 8 divisors (see below), whose sum is σ = 39567437280. Its totient is φ = 13188466380.

The previous prime is 26377612109. The next prime is 26377612153. The reversal of 26377612138 is 83121677362.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 58068 + ... + 236911.

It is an arithmetic number, because the mean of its divisors is an integer number (4945929660).

Almost surely, 2^26377612138 is an apocalyptic number.

26377612138 is a deficient number, since it is larger than the sum of its proper divisors (13189825142).

26377612138 is a wasteful number, since it uses less digits than its factorization.

26377612138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339692.

The product of its digits is 508032, while the sum is 46.

The spelling of 26377612138 in words is "twenty-six billion, three hundred seventy-seven million, six hundred twelve thousand, one hundred thirty-eight".