55039649201 has 2 divisors, whose sum is σ = 55039649202. Its totient is φ = 55039649200.

The previous prime is 55039649087. The next prime is 55039649227. The reversal of 55039649201 is 10294693055.

55039649201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55036690801 + 2958400 = 234599^2 + 1720^2 .

It is a cyclic number.

It is not a de Polignac number, because 55039649201 - 2¹⁰ = 55039648177 is a prime.

It is not a weakly prime, because it can be changed into another prime (55039649251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27519824600 + 27519824601.

It is an arithmetic number, because the mean of its divisors is an integer number (27519824601).

Almost surely, 2^55039649201 is an apocalyptic number.

It is an amenable number.

55039649201 is a deficient number, since it is larger than the sum of its proper divisors (1).

55039649201 is an equidigital number, since it uses as much as digits as its factorization.

55039649201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 55039649201 in words is "fifty-five billion, thirty-nine million, six hundred forty-nine thousand, two hundred one".