26400100345 has 8 divisors (see below), whose sum is σ = 31681210176. Its totient is φ = 21119353776.

The previous prime is 26400100339. The next prime is 26400100393. The reversal of 26400100345 is 54300100462.

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 26400100345 - 2⁵ = 26400100313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 109074 + ... + 254356.

It is an arithmetic number, because the mean of its divisors is an integer number (3960151272).

Almost surely, 2^26400100345 is an apocalyptic number.

It is an amenable number.

26400100345 is a deficient number, since it is larger than the sum of its proper divisors (5281109831).

26400100345 is a wasteful number, since it uses less digits than its factorization.

26400100345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181631.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 26400100345 in words is "twenty-six billion, four hundred million, one hundred thousand, three hundred forty-five".