26339123945 has 8 divisors (see below), whose sum is σ = 31655355336. Its totient is φ = 21039028096.

The previous prime is 26339123933. The next prime is 26339123983. The reversal of 26339123945 is 54932193362.

It can be written as a sum of positive squares in 4 ways, for example, as 1477402969 + 24861720976 = 38437^2 + 157676^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26339123945 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 26339123945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4030292 + ... + 4036821.

It is an arithmetic number, because the mean of its divisors is an integer number (3956919417).

Almost surely, 2^26339123945 is an apocalyptic number.

It is an amenable number.

26339123945 is a deficient number, since it is larger than the sum of its proper divisors (5316231391).

26339123945 is an equidigital number, since it uses as much as digits as its factorization.

26339123945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067771.

The product of its digits is 1049760, while the sum is 47.

The spelling of 26339123945 in words is "twenty-six billion, three hundred thirty-nine million, one hundred twenty-three thousand, nine hundred forty-five".