26428117876 has 12 divisors (see below), whose sum is σ = 46882757572. Its totient is φ = 13033044288.

The previous prime is 26428117853. The next prime is 26428117889. The reversal of 26428117876 is 67871182462.

It can be written as a sum of positive squares in 2 ways, for example, as 5439062500 + 20989055376 = 73750^2 + 144876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45253335 + ... + 45253918.

Almost surely, 2^26428117876 is an apocalyptic number.

It is an amenable number.

26428117876 is a deficient number, since it is larger than the sum of its proper divisors (20454639696).

26428117876 is a wasteful number, since it uses less digits than its factorization.

26428117876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90507330 (or 90507328 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The spelling of 26428117876 in words is "twenty-six billion, four hundred twenty-eight million, one hundred seventeen thousand, eight hundred seventy-six".