55001055013 has 2 divisors, whose sum is σ = 55001055014. Its totient is φ = 55001055012.

The previous prime is 55001054951. The next prime is 55001055019. The reversal of 55001055013 is 31055010055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35441074564 + 19559980449 = 188258^2 + 139857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55001055013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55001055019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500527506 + 27500527507.

It is an arithmetic number, because the mean of its divisors is an integer number (27500527507).

Almost surely, 2^55001055013 is an apocalyptic number.

It is an amenable number.

55001055013 is a deficient number, since it is larger than the sum of its proper divisors (1).

55001055013 is an equidigital number, since it uses as much as digits as its factorization.

55001055013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1875, while the sum is 25.

Adding to 55001055013 its reverse (31055010055), we get a palindrome (86056065068).

The spelling of 55001055013 in words is "fifty-five billion, one million, fifty-five thousand, thirteen".