26423657252 has 6 divisors (see below), whose sum is σ = 46241400198. Its totient is φ = 13211828624.

The previous prime is 26423657179. The next prime is 26423657261. The reversal of 26423657252 is 25275632462.

It can be written as a sum of positive squares in only one way, i.e., 20740608256 + 5683048996 = 144016^2 + 75386^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302957153 + ... + 3302957160.

It is an arithmetic number, because the mean of its divisors is an integer number (7706900033).

Almost surely, 2^26423657252 is an apocalyptic number.

It is an amenable number.

26423657252 is a deficient number, since it is larger than the sum of its proper divisors (19817742946).

26423657252 is a wasteful number, since it uses less digits than its factorization.

26423657252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6605914317 (or 6605914315 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

The spelling of 26423657252 in words is "twenty-six billion, four hundred twenty-three million, six hundred fifty-seven thousand, two hundred fifty-two".