27502000789 has 2 divisors, whose sum is σ = 27502000790. Its totient is φ = 27502000788.

The previous prime is 27502000783. The next prime is 27502000817. The reversal of 27502000789 is 98700020572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13873306225 + 13628694564 = 117785^2 + 116742^2 .

It is a cyclic number.

It is not a de Polignac number, because 27502000789 - 2¹³ = 27501992597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27502000783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13751000394 + 13751000395.

It is an arithmetic number, because the mean of its divisors is an integer number (13751000395).

Almost surely, 2^27502000789 is an apocalyptic number.

It is an amenable number.

27502000789 is a deficient number, since it is larger than the sum of its proper divisors (1).

27502000789 is an equidigital number, since it uses as much as digits as its factorization.

27502000789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 27502000789 in words is "twenty-seven billion, five hundred two million, seven hundred eighty-nine", and thus it is an aban number.