5021343012557 has 2 divisors, whose sum is σ = 5021343012558. Its totient is φ = 5021343012556.

The previous prime is 5021343012509. The next prime is 5021343012583. The reversal of 5021343012557 is 7552103431205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4064602759396 + 956740253161 = 2016086^2 + 978131^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021343012557 - 2²² = 5021338818253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5021343012557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021343012457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510671506278 + 2510671506279.

It is an arithmetic number, because the mean of its divisors is an integer number (2510671506279).

Almost surely, 2^{5021343012557} is an apocalyptic number.

It is an amenable number.

5021343012557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021343012557 is an equidigital number, since it uses as much as digits as its factorization.

5021343012557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 5021343012557 in words is "five trillion, twenty-one billion, three hundred forty-three million, twelve thousand, five hundred fifty-seven".