46444240286413 has 2 divisors, whose sum is σ = 46444240286414. Its totient is φ = 46444240286412.

The previous prime is 46444240286399. The next prime is 46444240286473. The reversal of 46444240286413 is 31468204244464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34104455369604 + 12339784916809 = 5839902^2 + 3512803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46444240286413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46444240286473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23222120143206 + 23222120143207.

It is an arithmetic number, because the mean of its divisors is an integer number (23222120143207).

Almost surely, 2^{46444240286413} is an apocalyptic number.

It is an amenable number.

46444240286413 is a deficient number, since it is larger than the sum of its proper divisors (1).

46444240286413 is an equidigital number, since it uses as much as digits as its factorization.

46444240286413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14155776, while the sum is 52.

The spelling of 46444240286413 in words is "forty-six trillion, four hundred forty-four billion, two hundred forty million, two hundred eighty-six thousand, four hundred thirteen".