331856080077 has 16 divisors (see below), whose sum is σ = 443157011712. Its totient is φ = 220896486720.

The previous prime is 331856080033. The next prime is 331856080091. The reversal of 331856080077 is 770080658133.

It is not a de Polignac number, because 331856080077 - 2¹⁶ = 331856014541 is a prime.

It is a super-2 number, since 2×331856080077² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331856080477) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6415923 + ... + 6467439.

It is an arithmetic number, because the mean of its divisors is an integer number (27697313232).

Almost surely, 2^331856080077 is an apocalyptic number.

It is an amenable number.

331856080077 is a deficient number, since it is larger than the sum of its proper divisors (111300931635).

331856080077 is a wasteful number, since it uses less digits than its factorization.

331856080077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54788.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 331856080077 in words is "three hundred thirty-one billion, eight hundred fifty-six million, eighty thousand, seventy-seven".