55637144550601 has 2 divisors, whose sum is σ = 55637144550602. Its totient is φ = 55637144550600.

The previous prime is 55637144550539. The next prime is 55637144550643. The reversal of 55637144550601 is 10605544173655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27852016805001 + 27785127745600 = 5277501^2 + 5271160^2 .

It is a cyclic number.

It is not a de Polignac number, because 55637144550601 - 2⁹ = 55637144550089 is a prime.

It is a super-2 number, since 2×55637144550601² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55637144550661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27818572275300 + 27818572275301.

It is an arithmetic number, because the mean of its divisors is an integer number (27818572275301).

Almost surely, 2^{55637144550601} is an apocalyptic number.

It is an amenable number.

55637144550601 is a deficient number, since it is larger than the sum of its proper divisors (1).

55637144550601 is an equidigital number, since it uses as much as digits as its factorization.

55637144550601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560000, while the sum is 52.

The spelling of 55637144550601 in words is "fifty-five trillion, six hundred thirty-seven billion, one hundred forty-four million, five hundred fifty thousand, six hundred one".