420036344149 has 2 divisors, whose sum is σ = 420036344150. Its totient is φ = 420036344148.

The previous prime is 420036344059. The next prime is 420036344213. The reversal of 420036344149 is 941443630024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 410797674225 + 9238669924 = 640935^2 + 96118^2 .

It is a cyclic number.

It is not a de Polignac number, because 420036344149 - 2²¹ = 420034246997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420036341149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210018172074 + 210018172075.

It is an arithmetic number, because the mean of its divisors is an integer number (210018172075).

Almost surely, 2^420036344149 is an apocalyptic number.

It is an amenable number.

420036344149 is a deficient number, since it is larger than the sum of its proper divisors (1).

420036344149 is an equidigital number, since it uses as much as digits as its factorization.

420036344149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 420036344149 in words is "four hundred twenty billion, thirty-six million, three hundred forty-four thousand, one hundred forty-nine".