28552746941 has 2 divisors, whose sum is σ = 28552746942. Its totient is φ = 28552746940.

The previous prime is 28552746913. The next prime is 28552746979. The reversal of 28552746941 is 14964725582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24226922500 + 4325824441 = 155650^2 + 65771^2 .

It is a cyclic number.

It is not a de Polignac number, because 28552746941 - 2³⁴ = 11372877757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28552746841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14276373470 + 14276373471.

It is an arithmetic number, because the mean of its divisors is an integer number (14276373471).

Almost surely, 2^28552746941 is an apocalyptic number.

It is an amenable number.

28552746941 is a deficient number, since it is larger than the sum of its proper divisors (1).

28552746941 is an equidigital number, since it uses as much as digits as its factorization.

28552746941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 53.

The spelling of 28552746941 in words is "twenty-eight billion, five hundred fifty-two million, seven hundred forty-six thousand, nine hundred forty-one".