555505000789 has 2 divisors, whose sum is σ = 555505000790. Its totient is φ = 555505000788.

The previous prime is 555505000763. The next prime is 555505000793. The reversal of 555505000789 is 987000505555.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 369384372900 + 186120627889 = 607770^2 + 431417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555505000789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555505600789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277752500394 + 277752500395.

It is an arithmetic number, because the mean of its divisors is an integer number (277752500395).

Almost surely, 2^555505000789 is an apocalyptic number.

It is an amenable number.

555505000789 is a deficient number, since it is larger than the sum of its proper divisors (1).

555505000789 is an equidigital number, since it uses as much as digits as its factorization.

555505000789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1575000, while the sum is 49.

The spelling of 555505000789 in words is "five hundred fifty-five billion, five hundred five million, seven hundred eighty-nine", and thus it is an aban number.