493516641764 has 24 divisors (see below), whose sum is σ = 917856810360. Its totient is φ = 231379759616.

The previous prime is 493516641731. The next prime is 493516641791. The reversal of 493516641764 is 467146615394.

It can be written as a sum of positive squares in 4 ways, for example, as 1846420900 + 491670220864 = 42970^2 + 701192^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13471667 + ... + 13508250.

It is an arithmetic number, because the mean of its divisors is an integer number (38244033765).

Almost surely, 2^493516641764 is an apocalyptic number.

It is an amenable number.

493516641764 is a deficient number, since it is larger than the sum of its proper divisors (424340168596).

493516641764 is a wasteful number, since it uses less digits than its factorization.

493516641764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26980207 (or 26980205 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 56.

The spelling of 493516641764 in words is "four hundred ninety-three billion, five hundred sixteen million, six hundred forty-one thousand, seven hundred sixty-four".