43865242492363 has 2 divisors, whose sum is σ = 43865242492364. Its totient is φ = 43865242492362.

The previous prime is 43865242492321. The next prime is 43865242492369. The reversal of 43865242492363 is 36329424256834.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43865242492363 - 2⁴⁵ = 8680870403531 is a prime.

It is a super-2 number, since 2×43865242492363² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43865242492369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21932621246181 + 21932621246182.

It is an arithmetic number, because the mean of its divisors is an integer number (21932621246182).

Almost surely, 2^{43865242492363} is an apocalyptic number.

43865242492363 is a deficient number, since it is larger than the sum of its proper divisors (1).

43865242492363 is an equidigital number, since it uses as much as digits as its factorization.

43865242492363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 179159040, while the sum is 61.

The spelling of 43865242492363 in words is "forty-three trillion, eight hundred sixty-five billion, two hundred forty-two million, four hundred ninety-two thousand, three hundred sixty-three".