26934438138377 has 16 divisors (see below), whose sum is σ = 35347998105600. Its totient is φ = 19883248932240.

The previous prime is 26934438138373. The next prime is 26934438138389. The reversal of 26934438138377 is 77383183443962.

It is a cyclic number.

It is not a de Polignac number, because 26934438138377 - 2² = 26934438138373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26934438138373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9205206377 + ... + 9205209302.

It is an arithmetic number, because the mean of its divisors is an integer number (2209249881600).

Almost surely, 2^{26934438138377} is an apocalyptic number.

It is an amenable number.

26934438138377 is a deficient number, since it is larger than the sum of its proper divisors (8413559967223).

26934438138377 is a wasteful number, since it uses less digits than its factorization.

26934438138377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18410415716.

The product of its digits is 438939648, while the sum is 68.

The spelling of 26934438138377 in words is "twenty-six trillion, nine hundred thirty-four billion, four hundred thirty-eight million, one hundred thirty-eight thousand, three hundred seventy-seven".