55506005011 has 2 divisors, whose sum is σ = 55506005012. Its totient is φ = 55506005010.

The previous prime is 55506004999. The next prime is 55506005081. The reversal of 55506005011 is 11050060555.

55506005011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55506005011 - 2⁵ = 55506004979 is a prime.

It is a super-2 number, since 2×55506005011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55506005081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27753002505 + 27753002506.

It is an arithmetic number, because the mean of its divisors is an integer number (27753002506).

Almost surely, 2^55506005011 is an apocalyptic number.

55506005011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55506005011 is an equidigital number, since it uses as much as digits as its factorization.

55506005011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 28.

Adding to 55506005011 its reverse (11050060555), we get a palindrome (66556065566).

The spelling of 55506005011 in words is "fifty-five billion, five hundred six million, five thousand, eleven".