28031052558096 has 135 divisors (see below), whose sum is σ = 91257302214741. Its totient is φ = 8008745092992.

The previous prime is 28031052558079. The next prime is 28031052558101. The reversal of 28031052558096 is 69085525013082.

It is a happy number.

The square root of 28031052558096 is 5294436.

It is a perfect power (a square), and thus also a powerful number.

28031052558096 is a `hidden beast` number, since 2 + 8 + 0 + 3 + 1 + 0 + 52 + 5 + 580 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27097896558096 + 933156000000 = 5205564^2 + 966000^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 444701110 + ... + 444764138.

Almost surely, 2^{28031052558096} is an apocalyptic number.

28031052558096 is the 5294436-th square number.

It is an amenable number.

28031052558096 is an abundant number, since it is smaller than the sum of its proper divisors (63226249656645).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28031052558096 is an frugal number, since it uses more digits than its factorization.

28031052558096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126086 (or 63041 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 54.

The spelling of 28031052558096 in words is "twenty-eight trillion, thirty-one billion, fifty-two million, five hundred fifty-eight thousand, ninety-six".