493143123556 has 24 divisors (see below), whose sum is σ = 900576782784. Its totient is φ = 235836770400.

The previous prime is 493143123521. The next prime is 493143123601. The reversal of 493143123556 is 655321341394.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 1451106 + ... + 1758406.

It is an arithmetic number, because the mean of its divisors is an integer number (37524032616).

Almost surely, 2^493143123556 is an apocalyptic number.

493143123556 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

493143123556 is a deficient number, since it is larger than the sum of its proper divisors (407433659228).

493143123556 is a wasteful number, since it uses less digits than its factorization.

493143123556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324771 (or 324769 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 46.

The spelling of 493143123556 in words is "four hundred ninety-three billion, one hundred forty-three million, one hundred twenty-three thousand, five hundred fifty-six".