26095309778 has 16 divisors (see below), whose sum is σ = 41156634816. Its totient is φ = 12385092720.

The previous prime is 26095309777. The next prime is 26095309789. The reversal of 26095309778 is 87790359062.

It is not an unprimeable number, because it can be changed into a prime (26095309777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159201 + ... + 2171252.

It is an arithmetic number, because the mean of its divisors is an integer number (2572289676).

Almost surely, 2^26095309778 is an apocalyptic number.

26095309778 is a deficient number, since it is larger than the sum of its proper divisors (15061325038).

26095309778 is a wasteful number, since it uses less digits than its factorization.

26095309778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330609.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 26095309778 in words is "twenty-six billion, ninety-five million, three hundred nine thousand, seven hundred seventy-eight".