31413819924863 has 16 divisors (see below), whose sum is σ = 32398825557120. Its totient is φ = 30441327233184.

The previous prime is 31413819924853. The next prime is 31413819924871. The reversal of 31413819924863 is 36842991831413.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 31413819924863 - 2¹² = 31413819920767 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31413819924796 and 31413819924805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31413819924803) 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, 2849681 + ... + 8423082.

It is an arithmetic number, because the mean of its divisors is an integer number (2024926597320).

Almost surely, 2^{31413819924863} is an apocalyptic number.

31413819924863 is a deficient number, since it is larger than the sum of its proper divisors (985005632257).

31413819924863 is a wasteful number, since it uses less digits than its factorization.

31413819924863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11273318.

The product of its digits is 26873856, while the sum is 62.

The spelling of 31413819924863 in words is "thirty-one trillion, four hundred thirteen billion, eight hundred nineteen million, nine hundred twenty-four thousand, eight hundred sixty-three".