495309247925 has 12 divisors (see below), whose sum is σ = 633995838336. Its totient is φ = 383465223600.

The previous prime is 495309247919. The next prime is 495309247949. The reversal of 495309247925 is 529742903594.

It is a happy number.

It is not a de Polignac number, because 495309247925 - 2⁸ = 495309247669 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 319553579 + ... + 319555128.

It is an arithmetic number, because the mean of its divisors is an integer number (52832986528).

Almost surely, 2^495309247925 is an apocalyptic number.

It is an amenable number.

495309247925 is a deficient number, since it is larger than the sum of its proper divisors (138686590411).

495309247925 is a wasteful number, since it uses less digits than its factorization.

495309247925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639108748 (or 639108743 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 59.

The spelling of 495309247925 in words is "four hundred ninety-five billion, three hundred nine million, two hundred forty-seven thousand, nine hundred twenty-five".