474128831643 has 4 divisors (see below), whose sum is σ = 632171775528. Its totient is φ = 316085887760.

The previous prime is 474128831633. The next prime is 474128831669. The reversal of 474128831643 is 346138821474.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 474128831643 - 2¹⁰ = 474128830619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (474128831633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79021471938 + ... + 79021471943.

It is an arithmetic number, because the mean of its divisors is an integer number (158042943882).

Almost surely, 2^474128831643 is an apocalyptic number.

474128831643 is a deficient number, since it is larger than the sum of its proper divisors (158042943885).

474128831643 is a wasteful number, since it uses less digits than its factorization.

474128831643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158042943884.

The product of its digits is 3096576, while the sum is 51.

The spelling of 474128831643 in words is "four hundred seventy-four billion, one hundred twenty-eight million, eight hundred thirty-one thousand, six hundred forty-three".