495572928640 has 64 divisors (see below), whose sum is σ = 1185052613760. Its totient is φ = 198175030272.

The previous prime is 495572928607. The next prime is 495572928649. The reversal of 495572928640 is 46829275594.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (495572928649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2281399 + ... + 2489161.

It is an arithmetic number, because the mean of its divisors is an integer number (18516447090).

Almost surely, 2^495572928640 is an apocalyptic number.

495572928640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

495572928640 is an abundant number, since it is smaller than the sum of its proper divisors (689479685120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495572928640 is a wasteful number, since it uses less digits than its factorization.

495572928640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211509 (or 211497 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 495572928640 in words is "four hundred ninety-five billion, five hundred seventy-two million, nine hundred twenty-eight thousand, six hundred forty".