26628549334 has 4 divisors (see below), whose sum is σ = 39942824004. Its totient is φ = 13314274666.

The previous prime is 26628549293. The next prime is 26628549349. The reversal of 26628549334 is 43394582662.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6657137332 + ... + 6657137335.

It is an arithmetic number, because the mean of its divisors is an integer number (9985706001).

Almost surely, 2^26628549334 is an apocalyptic number.

26628549334 is a deficient number, since it is larger than the sum of its proper divisors (13314274670).

26628549334 is a wasteful number, since it uses less digits than its factorization.

26628549334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13314274669.

The product of its digits is 7464960, while the sum is 52.

The spelling of 26628549334 in words is "twenty-six billion, six hundred twenty-eight million, five hundred forty-nine thousand, three hundred thirty-four".