431604021474 has 96 divisors (see below), whose sum is σ = 984498278400. Its totient is φ = 136388520576.

The previous prime is 431604021437. The next prime is 431604021479. The reversal of 431604021474 is 474120406134.

431604021474 is a `hidden beast` number, since 4 + 3 + 1 + 604 + 0 + 2 + 1 + 47 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (431604021479) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58725952 + ... + 58733300.

It is an arithmetic number, because the mean of its divisors is an integer number (10255190400).

Almost surely, 2^431604021474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 431604021474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492249139200).

431604021474 is an abundant number, since it is smaller than the sum of its proper divisors (552894256926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431604021474 is a wasteful number, since it uses less digits than its factorization.

431604021474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8624 (or 8621 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 431604021474 in words is "four hundred thirty-one billion, six hundred four million, twenty-one thousand, four hundred seventy-four".