4550087557 has 2 divisors, whose sum is σ = 4550087558. Its totient is φ = 4550087556.

The previous prime is 4550087513. The next prime is 4550087579. The reversal of 4550087557 is 7557800554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4532790276 + 17297281 = 67326^2 + 4159^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550087557 - 2¹¹ = 4550085509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4550084557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275043778 + 2275043779.

It is an arithmetic number, because the mean of its divisors is an integer number (2275043779).

Almost surely, 2^4550087557 is an apocalyptic number.

It is an amenable number.

4550087557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550087557 is an equidigital number, since it uses as much as digits as its factorization.

4550087557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980000, while the sum is 46.

The square root of 4550087557 is about 67454.3368287021. The cubic root of 4550087557 is about 1657.0664253474.

The spelling of 4550087557 in words is "four billion, five hundred fifty million, eighty-seven thousand, five hundred fifty-seven".