42047123363233 has 2 divisors, whose sum is σ = 42047123363234. Its totient is φ = 42047123363232.

The previous prime is 42047123363173. The next prime is 42047123363281. The reversal of 42047123363233 is 33236332174024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23811003641104 + 18236119722129 = 4879652^2 + 4270377^2 .

It is a cyclic number.

It is not a de Polignac number, because 42047123363233 - 2²⁹ = 42046586492321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42047123363233.

It is not a weakly prime, because it can be changed into another prime (42047123363293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21023561681616 + 21023561681617.

It is an arithmetic number, because the mean of its divisors is an integer number (21023561681617).

Almost surely, 2^{42047123363233} is an apocalyptic number.

It is an amenable number.

42047123363233 is a deficient number, since it is larger than the sum of its proper divisors (1).

42047123363233 is an equidigital number, since it uses as much as digits as its factorization.

42047123363233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 43.

The spelling of 42047123363233 in words is "forty-two trillion, forty-seven billion, one hundred twenty-three million, three hundred sixty-three thousand, two hundred thirty-three".