42877461496279 has 2 divisors, whose sum is σ = 42877461496280. Its totient is φ = 42877461496278.

The previous prime is 42877461496271. The next prime is 42877461496291. The reversal of 42877461496279 is 97269416477824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42877461496279 - 2³ = 42877461496271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42877461496271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21438730748139 + 21438730748140.

It is an arithmetic number, because the mean of its divisors is an integer number (21438730748140).

Almost surely, 2^{42877461496279} is an apocalyptic number.

42877461496279 is a deficient number, since it is larger than the sum of its proper divisors (1).

42877461496279 is an equidigital number, since it uses as much as digits as its factorization.

42877461496279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2048385024, while the sum is 76.

It can be divided in two parts, 4287746 and 1496279, that added together give a square (5784025 = 2405²).

The spelling of 42877461496279 in words is "forty-two trillion, eight hundred seventy-seven billion, four hundred sixty-one million, four hundred ninety-six thousand, two hundred seventy-nine".