4055420287879 has 2 divisors, whose sum is σ = 4055420287880. Its totient is φ = 4055420287878.

The previous prime is 4055420287873. The next prime is 4055420287883. The reversal of 4055420287879 is 9787820245504.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4055420287879 - 2⁵ = 4055420287847 is a prime.

It is a super-2 number, since 2×4055420287879² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4055420287873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027710143939 + 2027710143940.

It is an arithmetic number, because the mean of its divisors is an integer number (2027710143940).

Almost surely, 2^{4055420287879} is an apocalyptic number.

4055420287879 is a deficient number, since it is larger than the sum of its proper divisors (1).

4055420287879 is an equidigital number, since it uses as much as digits as its factorization.

4055420287879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45158400, while the sum is 61.

The spelling of 4055420287879 in words is "four trillion, fifty-five billion, four hundred twenty million, two hundred eighty-seven thousand, eight hundred seventy-nine".