26300947779 has 24 divisors (see below), whose sum is σ = 39707566080. Its totient is φ = 17395882056.

The previous prime is 26300947769. The next prime is 26300947793. The reversal of 26300947779 is 97774900362.

It is not a de Polignac number, because 26300947779 - 2⁵ = 26300947747 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (26300947759) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395259 + ... + 456980.

It is an arithmetic number, because the mean of its divisors is an integer number (1654481920).

Almost surely, 2^26300947779 is an apocalyptic number.

26300947779 is a deficient number, since it is larger than the sum of its proper divisors (13406618301).

26300947779 is an equidigital number, since it uses as much as digits as its factorization.

26300947779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852381 (or 852369 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 54.

The spelling of 26300947779 in words is "twenty-six billion, three hundred million, nine hundred forty-seven thousand, seven hundred seventy-nine".