474941851816 has 16 divisors (see below), whose sum is σ = 890525668500. Its totient is φ = 237468340224.

The previous prime is 474941851763. The next prime is 474941851823. The reversal of 474941851816 is 618158149474.

It can be written as a sum of positive squares in 2 ways, for example, as 451511426916 + 23430424900 = 671946^2 + 153070^2 .

It is a super-2 number, since 2×474941851816² (a number of 24 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 619006 + ... + 1154578.

Almost surely, 2^474941851816 is an apocalyptic number.

It is an amenable number.

474941851816 is a deficient number, since it is larger than the sum of its proper divisors (415583816684).

474941851816 is a wasteful number, since it uses less digits than its factorization.

474941851816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646428 (or 646424 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 58.

The spelling of 474941851816 in words is "four hundred seventy-four billion, nine hundred forty-one million, eight hundred fifty-one thousand, eight hundred sixteen".