31612465366249 has 2 divisors, whose sum is σ = 31612465366250. Its totient is φ = 31612465366248.

The previous prime is 31612465366231. The next prime is 31612465366259. The reversal of 31612465366249 is 94266356421613.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25428823290000 + 6183642076249 = 5042700^2 + 2486693^2 .

It is a cyclic number.

It is not a de Polignac number, because 31612465366249 - 2¹¹ = 31612465364201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31612465366193 and 31612465366202.

It is not a weakly prime, because it can be changed into another prime (31612465366259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15806232683124 + 15806232683125.

It is an arithmetic number, because the mean of its divisors is an integer number (15806232683125).

Almost surely, 2^{31612465366249} is an apocalyptic number.

It is an amenable number.

31612465366249 is a deficient number, since it is larger than the sum of its proper divisors (1).

31612465366249 is an equidigital number, since it uses as much as digits as its factorization.

31612465366249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 58.

The spelling of 31612465366249 in words is "thirty-one trillion, six hundred twelve billion, four hundred sixty-five million, three hundred sixty-six thousand, two hundred forty-nine".