31327626821023 has 8 divisors (see below), whose sum is σ = 34085252973968. Its totient is φ = 28619687625984.

The previous prime is 31327626821021. The next prime is 31327626821059. The reversal of 31327626821023 is 32012862672313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 31327626821023 - 2¹ = 31327626821021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31327626821021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12421738161 + ... + 12421740682.

It is an arithmetic number, because the mean of its divisors is an integer number (4260656621746).

Almost surely, 2^{31327626821023} is an apocalyptic number.

31327626821023 is a deficient number, since it is larger than the sum of its proper divisors (2757626152945).

31327626821023 is a wasteful number, since it uses less digits than its factorization.

31327626821023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24843478953.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 31327626821023 in words is "thirty-one trillion, three hundred twenty-seven billion, six hundred twenty-six million, eight hundred twenty-one thousand, twenty-three".