331413322506 has 24 divisors (see below), whose sum is σ = 771043240800. Its totient is φ = 94689520632.

The previous prime is 331413322501. The next prime is 331413322517. The reversal of 331413322506 is 605223314133.

331413322506 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×331413322506² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331413322501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563627806 + ... + 563628393.

It is an arithmetic number, because the mean of its divisors is an integer number (32126801700).

Almost surely, 2^331413322506 is an apocalyptic number.

331413322506 is an abundant number, since it is smaller than the sum of its proper divisors (439629918294).

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

331413322506 is a wasteful number, since it uses less digits than its factorization.

331413322506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127256218 (or 1127256211 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

Adding to 331413322506 its reverse (605223314133), we get a palindrome (936636636639).

The spelling of 331413322506 in words is "three hundred thirty-one billion, four hundred thirteen million, three hundred twenty-two thousand, five hundred six".