5565740437 has 2 divisors, whose sum is σ = 5565740438. Its totient is φ = 5565740436.

The previous prime is 5565740419. The next prime is 5565740443. The reversal of 5565740437 is 7340475655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5339809476 + 225930961 = 73074^2 + 15031^2 .

It is a cyclic number.

It is not a de Polignac number, because 5565740437 - 2¹⁵ = 5565707669 is a prime.

It is a super-2 number, since 2×5565740437² = 61954933224113901938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5565440437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782870218 + 2782870219.

It is an arithmetic number, because the mean of its divisors is an integer number (2782870219).

Almost surely, 2^5565740437 is an apocalyptic number.

It is an amenable number.

5565740437 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565740437 is an equidigital number, since it uses as much as digits as its factorization.

5565740437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764000, while the sum is 46.

The square root of 5565740437 is about 74603.8902269848. The cubic root of 5565740437 is about 1772.1792597425.

The spelling of 5565740437 in words is "five billion, five hundred sixty-five million, seven hundred forty thousand, four hundred thirty-seven".