26929317028 has 6 divisors (see below), whose sum is σ = 47126304806. Its totient is φ = 13464658512.

The previous prime is 26929316929. The next prime is 26929317029. The reversal of 26929317028 is 82071392962.

It can be written as a sum of positive squares in only one way, i.e., 13634765824 + 13294551204 = 116768^2 + 115302^2 .

It is not an unprimeable number, because it can be changed into a prime (26929317029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3366164625 + ... + 3366164632.

Almost surely, 2^26929317028 is an apocalyptic number.

It is an amenable number.

26929317028 is a deficient number, since it is larger than the sum of its proper divisors (20196987778).

26929317028 is a wasteful number, since it uses less digits than its factorization.

26929317028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6732329261 (or 6732329259 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 26929317028 in words is "twenty-six billion, nine hundred twenty-nine million, three hundred seventeen thousand, twenty-eight".