495146268505 has 32 divisors (see below), whose sum is σ = 685357231104. Its totient is φ = 336381674496.

The previous prime is 495146268503. The next prime is 495146268517. The reversal of 495146268505 is 505862641594.

It is a happy number.

It is not a de Polignac number, because 495146268505 - 2¹ = 495146268503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (495146268503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9771264 + ... + 9821806.

It is an arithmetic number, because the mean of its divisors is an integer number (21417413472).

Almost surely, 2^495146268505 is an apocalyptic number.

It is an amenable number.

495146268505 is a deficient number, since it is larger than the sum of its proper divisors (190210962599).

495146268505 is a wasteful number, since it uses less digits than its factorization.

495146268505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53145.

The product of its (nonzero) digits is 10368000, while the sum is 55.

The spelling of 495146268505 in words is "four hundred ninety-five billion, one hundred forty-six million, two hundred sixty-eight thousand, five hundred five".