495099505501 has 2 divisors, whose sum is σ = 495099505502. Its totient is φ = 495099505500.

The previous prime is 495099505493. The next prime is 495099505507. The reversal of 495099505501 is 105505990594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 392890776100 + 102208729401 = 626810^2 + 319701^2 .

It is a cyclic number.

It is not a de Polignac number, because 495099505501 - 2³ = 495099505493 is a prime.

It is a super-2 number, since 2×495099505501² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495099505507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247549752750 + 247549752751.

It is an arithmetic number, because the mean of its divisors is an integer number (247549752751).

Almost surely, 2^495099505501 is an apocalyptic number.

It is an amenable number.

495099505501 is a deficient number, since it is larger than the sum of its proper divisors (1).

495099505501 is an equidigital number, since it uses as much as digits as its factorization.

495099505501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1822500, while the sum is 52.

The spelling of 495099505501 in words is "four hundred ninety-five billion, ninety-nine million, five hundred five thousand, five hundred one".