331474474134 has 192 divisors, whose sum is σ = 773767987200. Its totient is φ = 102321337536.

The previous prime is 331474474087. The next prime is 331474474147. The reversal of 331474474134 is 431474474133.

331474474134 is a `hidden beast` number, since 3 + 3 + 1 + 47 + 4 + 474 + 134 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 331474474134.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 903200019 + ... + 903200385.

It is an arithmetic number, because the mean of its divisors is an integer number (4030041600).

Almost surely, 2^331474474134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331474474134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386883993600).

331474474134 is an abundant number, since it is smaller than the sum of its proper divisors (442293513066).

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

331474474134 is a wasteful number, since it uses less digits than its factorization.

331474474134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919 (or 916 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

Subtracting 331474474134 from its reverse (431474474133), we obtain a palindrome (99999999999).

The spelling of 331474474134 in words is "three hundred thirty-one billion, four hundred seventy-four million, four hundred seventy-four thousand, one hundred thirty-four".