53516435311879 has 2 divisors, whose sum is σ = 53516435311880. Its totient is φ = 53516435311878.

The previous prime is 53516435311861. The next prime is 53516435311901. The reversal of 53516435311879 is 97811353461535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53516435311879 - 2⁵ = 53516435311847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53516435321879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26758217655939 + 26758217655940.

It is an arithmetic number, because the mean of its divisors is an integer number (26758217655940).

Almost surely, 2^{53516435311879} is an apocalyptic number.

53516435311879 is a deficient number, since it is larger than the sum of its proper divisors (1).

53516435311879 is an equidigital number, since it uses as much as digits as its factorization.

53516435311879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824000, while the sum is 61.

The spelling of 53516435311879 in words is "fifty-three trillion, five hundred sixteen billion, four hundred thirty-five million, three hundred eleven thousand, eight hundred seventy-nine".