5540064637 has 2 divisors, whose sum is σ = 5540064638. Its totient is φ = 5540064636.

The previous prime is 5540064599. The next prime is 5540064641. The reversal of 5540064637 is 7364600455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4184278596 + 1355786041 = 64686^2 + 36821^2 .

It is a cyclic number.

It is not a de Polignac number, because 5540064637 - 2¹⁵ = 5540031869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5540064637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5540064697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770032318 + 2770032319.

It is an arithmetic number, because the mean of its divisors is an integer number (2770032319).

Almost surely, 2^5540064637 is an apocalyptic number.

It is an amenable number.

5540064637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5540064637 is an equidigital number, since it uses as much as digits as its factorization.

5540064637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 5540064637 is about 74431.6104689399. The cubic root of 5540064637 is about 1769.4499271672.

The spelling of 5540064637 in words is "five billion, five hundred forty million, sixty-four thousand, six hundred thirty-seven".