42876018163049 has 2 divisors, whose sum is σ = 42876018163050. Its totient is φ = 42876018163048.

The previous prime is 42876018163009. The next prime is 42876018163051. The reversal of 42876018163049 is 94036181067824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42305033909824 + 570984253225 = 6504232^2 + 755635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42876018163049 is a prime.

Together with 42876018163051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42876018163009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21438009081524 + 21438009081525.

It is an arithmetic number, because the mean of its divisors is an integer number (21438009081525).

Almost surely, 2^{42876018163049} is an apocalyptic number.

It is an amenable number.

42876018163049 is a deficient number, since it is larger than the sum of its proper divisors (1).

42876018163049 is an equidigital number, since it uses as much as digits as its factorization.

42876018163049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 42876018163049 in words is "forty-two trillion, eight hundred seventy-six billion, eighteen million, one hundred sixty-three thousand, forty-nine".