5021446637 has 2 divisors, whose sum is σ = 5021446638. Its totient is φ = 5021446636.

The previous prime is 5021446589. The next prime is 5021446679. The reversal of 5021446637 is 7366441205.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4796116516 + 225330121 = 69254^2 + 15011^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021446637 - 2²² = 5017252333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5021446637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021446697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510723318 + 2510723319.

It is an arithmetic number, because the mean of its divisors is an integer number (2510723319).

Almost surely, 2^5021446637 is an apocalyptic number.

It is an amenable number.

5021446637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021446637 is an equidigital number, since it uses as much as digits as its factorization.

5021446637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 5021446637 is about 70862.1664712560. The cubic root of 5021446637 is about 1712.4173415766.

The spelling of 5021446637 in words is "five billion, twenty-one million, four hundred forty-six thousand, six hundred thirty-seven".