28322537606 has 32 divisors (see below), whose sum is σ = 49705747200. Its totient is φ = 11966179680.

The previous prime is 28322537603. The next prime is 28322537611. The reversal of 28322537606 is 60673522382.

It is a super-2 number, since 2×28322537606² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28322537603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617066 + ... + 661373.

It is an arithmetic number, because the mean of its divisors is an integer number (1553304600).

Almost surely, 2^28322537606 is an apocalyptic number.

28322537606 is a deficient number, since it is larger than the sum of its proper divisors (21383209594).

28322537606 is a wasteful number, since it uses less digits than its factorization.

28322537606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278524.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 28322537606 in words is "twenty-eight billion, three hundred twenty-two million, five hundred thirty-seven thousand, six hundred six".