474722559647 has 54 divisors (see below), whose sum is σ = 581764436568. Its totient is φ = 386213956128.

The previous prime is 474722559637. The next prime is 474722559653. The reversal of 474722559647 is 746955227474.

It is not a de Polignac number, because 474722559647 - 2¹² = 474722555551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 474722559647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474722559617) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 638926358 + ... + 638927100.

It is an arithmetic number, because the mean of its divisors is an integer number (10773415492).

Almost surely, 2^474722559647 is an apocalyptic number.

474722559647 is a deficient number, since it is larger than the sum of its proper divisors (107041876921).

474722559647 is an equidigital number, since it uses as much as digits as its factorization.

474722559647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117 (or 930 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 62.

The spelling of 474722559647 in words is "four hundred seventy-four billion, seven hundred twenty-two million, five hundred fifty-nine thousand, six hundred forty-seven".