28800541057 has 2 divisors, whose sum is σ = 28800541058. Its totient is φ = 28800541056.

The previous prime is 28800541027. The next prime is 28800541067. The reversal of 28800541057 is 75014500882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27235230961 + 1565310096 = 165031^2 + 39564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28800541057 is a prime.

It is not a weakly prime, because it can be changed into another prime (28800541027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14400270528 + 14400270529.

It is an arithmetic number, because the mean of its divisors is an integer number (14400270529).

Almost surely, 2^28800541057 is an apocalyptic number.

It is an amenable number.

28800541057 is a deficient number, since it is larger than the sum of its proper divisors (1).

28800541057 is an equidigital number, since it uses as much as digits as its factorization.

28800541057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89600, while the sum is 40.

The spelling of 28800541057 in words is "twenty-eight billion, eight hundred million, five hundred forty-one thousand, fifty-seven".