55005111013 has 2 divisors, whose sum is σ = 55005111014. Its totient is φ = 55005111012.

The previous prime is 55005110981. The next prime is 55005111127. The reversal of 55005111013 is 31011150055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54965395809 + 39715204 = 234447^2 + 6302^2 .

It is a cyclic number.

It is not a de Polignac number, because 55005111013 - 2⁵ = 55005110981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55005111613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502555506 + 27502555507.

It is an arithmetic number, because the mean of its divisors is an integer number (27502555507).

Almost surely, 2^55005111013 is an apocalyptic number.

It is an amenable number.

55005111013 is a deficient number, since it is larger than the sum of its proper divisors (1).

55005111013 is an equidigital number, since it uses as much as digits as its factorization.

55005111013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 375, while the sum is 22.

Adding to 55005111013 its reverse (31011150055), we get a palindrome (86016261068).

The spelling of 55005111013 in words is "fifty-five billion, five million, one hundred eleven thousand, thirteen".