331387336514105 has 16 divisors (see below), whose sum is σ = 401210662091904. Its totient is φ = 262746275984640.

The previous prime is 331387336514093. The next prime is 331387336514107. The reversal of 331387336514105 is 501415633783133.

It is a happy number.

It is not a de Polignac number, because 331387336514105 - 2⁴ = 331387336514089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331387336514107) 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, 11018039 + ... + 28003068.

It is an arithmetic number, because the mean of its divisors is an integer number (25075666380744).

Almost surely, 2^{331387336514105} is an apocalyptic number.

It is an amenable number.

331387336514105 is a deficient number, since it is larger than the sum of its proper divisors (69823325577799).

331387336514105 is a wasteful number, since it uses less digits than its factorization.

331387336514105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39036256.

The product of its (nonzero) digits is 8164800, while the sum is 53.

The spelling of 331387336514105 in words is "three hundred thirty-one trillion, three hundred eighty-seven billion, three hundred thirty-six million, five hundred fourteen thousand, one hundred five".