499645187708 has 6 divisors (see below), whose sum is σ = 874379078496. Its totient is φ = 249822593852.

The previous prime is 499645187663. The next prime is 499645187719. The reversal of 499645187708 is 807781546994.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 62455648460 + ... + 62455648467.

It is an arithmetic number, because the mean of its divisors is an integer number (145729846416).

Almost surely, 2^499645187708 is an apocalyptic number.

It is an amenable number.

499645187708 is a deficient number, since it is larger than the sum of its proper divisors (374733890788).

499645187708 is a wasteful number, since it uses less digits than its factorization.

499645187708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124911296931 (or 124911296929 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 68.

The spelling of 499645187708 in words is "four hundred ninety-nine billion, six hundred forty-five million, one hundred eighty-seven thousand, seven hundred eight".