26340651361 has 8 divisors (see below), whose sum is σ = 27197540864. Its totient is φ = 25484211360.

The previous prime is 26340651331. The next prime is 26340651373. The reversal of 26340651361 is 16315604362.

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

It is a cyclic number.

It is not a de Polignac number, because 26340651361 - 2²³ = 26332262753 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26340651361.

It is not an unprimeable number, because it can be changed into a prime (26340651331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8821 + ... + 229693.

It is an arithmetic number, because the mean of its divisors is an integer number (3399692608).

Almost surely, 2^26340651361 is an apocalyptic number.

It is an amenable number.

26340651361 is a deficient number, since it is larger than the sum of its proper divisors (856889503).

26340651361 is a wasteful number, since it uses less digits than its factorization.

26340651361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224751.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 26340651361 in words is "twenty-six billion, three hundred forty million, six hundred fifty-one thousand, three hundred sixty-one".