331040881137 has 16 divisors (see below), whose sum is σ = 445153851648. Its totient is φ = 218813921040.

The previous prime is 331040881123. The next prime is 331040881159. The reversal of 331040881137 is 731188040133.

It is not a de Polignac number, because 331040881137 - 2⁴ = 331040881121 is a prime.

It is a super-2 number, since 2×331040881137² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331040881095 and 331040881104.

It is not an unprimeable number, because it can be changed into a prime (331040883137) 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, 66298 + ... + 816380.

It is an arithmetic number, because the mean of its divisors is an integer number (27822115728).

Almost surely, 2^331040881137 is an apocalyptic number.

It is an amenable number.

331040881137 is a deficient number, since it is larger than the sum of its proper divisors (114112970511).

331040881137 is a wasteful number, since it uses less digits than its factorization.

331040881137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751340.

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 331040881137 in words is "three hundred thirty-one billion, forty million, eight hundred eighty-one thousand, one hundred thirty-seven".