495572928649 has 2 divisors, whose sum is σ = 495572928650. Its totient is φ = 495572928648.

The previous prime is 495572928607. The next prime is 495572928677. The reversal of 495572928649 is 946829275594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401626387600 + 93946541049 = 633740^2 + 306507^2 .

It is a cyclic number.

It is not a de Polignac number, because 495572928649 - 2³¹ = 493425445001 is a prime.

It is not a weakly prime, because it can be changed into another prime (495572938649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247786464324 + 247786464325.

It is an arithmetic number, because the mean of its divisors is an integer number (247786464325).

Almost surely, 2^495572928649 is an apocalyptic number.

It is an amenable number.

495572928649 is a deficient number, since it is larger than the sum of its proper divisors (1).

495572928649 is an equidigital number, since it uses as much as digits as its factorization.

495572928649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 391910400, while the sum is 70.

The spelling of 495572928649 in words is "four hundred ninety-five billion, five hundred seventy-two million, nine hundred twenty-eight thousand, six hundred forty-nine".