26328976345 has 16 divisors (see below), whose sum is σ = 36112704768. Its totient is φ = 18051958080.

The previous prime is 26328976337. The next prime is 26328976361. The reversal of 26328976345 is 54367982362.

It is not a de Polignac number, because 26328976345 - 2³ = 26328976337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278235 + ... + 360655.

It is an arithmetic number, because the mean of its divisors is an integer number (2257044048).

Almost surely, 2^26328976345 is an apocalyptic number.

It is an amenable number.

26328976345 is a deficient number, since it is larger than the sum of its proper divisors (9783728423).

26328976345 is an equidigital number, since it uses as much as digits as its factorization.

26328976345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91560.

The product of its digits is 13063680, while the sum is 55.

The spelling of 26328976345 in words is "twenty-six billion, three hundred twenty-eight million, nine hundred seventy-six thousand, three hundred forty-five".