28057605326 has 16 divisors (see below), whose sum is σ = 42383774400. Its totient is φ = 13930010208.

The previous prime is 28057605211. The next prime is 28057605353. The reversal of 28057605326 is 62350675082.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88715 + ... + 252953.

It is an arithmetic number, because the mean of its divisors is an integer number (2648985900).

Almost surely, 2^28057605326 is an apocalyptic number.

28057605326 is a deficient number, since it is larger than the sum of its proper divisors (14326169074).

28057605326 is a wasteful number, since it uses less digits than its factorization.

28057605326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164843.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 28057605326 in words is "twenty-eight billion, fifty-seven million, six hundred five thousand, three hundred twenty-six".