5540355637 has 2 divisors, whose sum is σ = 5540355638. Its totient is φ = 5540355636.

The previous prime is 5540355593. The next prime is 5540355649. The reversal of 5540355637 is 7365530455.

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., 3391198756 + 2149156881 = 58234^2 + 46359^2 .

It is a cyclic number.

It is not a de Polignac number, because 5540355637 - 2²⁷ = 5406137909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5540355593 and 5540355602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5540355937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770177818 + 2770177819.

It is an arithmetic number, because the mean of its divisors is an integer number (2770177819).

Almost surely, 2^5540355637 is an apocalyptic number.

It is an amenable number.

5540355637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5540355637 is an equidigital number, since it uses as much as digits as its factorization.

5540355637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945000, while the sum is 43.

The square root of 5540355637 is about 74433.5652578862. The cubic root of 5540355637 is about 1769.4809076068.

The spelling of 5540355637 in words is "five billion, five hundred forty million, three hundred fifty-five thousand, six hundred thirty-seven".