331540045133 has 16 divisors (see below), whose sum is σ = 380524355712. Its totient is φ = 288295664800.

The previous prime is 331540045129. The next prime is 331540045139.

331540045133 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 331540045133 - 2² = 331540045129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331540045133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331540045139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5384408 + ... + 5445633.

It is an arithmetic number, because the mean of its divisors is an integer number (23782772232).

Almost surely, 2^331540045133 is an apocalyptic number.

It is an amenable number.

331540045133 is a deficient number, since it is larger than the sum of its proper divisors (48984310579).

331540045133 is a wasteful number, since it uses less digits than its factorization.

331540045133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10830097 (or 10830075 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 331540045133 in words is "three hundred thirty-one billion, five hundred forty million, forty-five thousand, one hundred thirty-three".