55550606029 has 2 divisors, whose sum is σ = 55550606030. Its totient is φ = 55550606028.

The previous prime is 55550606021. The next prime is 55550606039. The reversal of 55550606029 is 92060605555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55459308004 + 91298025 = 235498^2 + 9555^2 .

It is a cyclic number.

It is not a de Polignac number, because 55550606029 - 2³ = 55550606021 is a prime.

It is a super-2 number, since 2×55550606029² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55550606021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775303014 + 27775303015.

It is an arithmetic number, because the mean of its divisors is an integer number (27775303015).

Almost surely, 2^55550606029 is an apocalyptic number.

It is an amenable number.

55550606029 is a deficient number, since it is larger than the sum of its proper divisors (1).

55550606029 is an equidigital number, since it uses as much as digits as its factorization.

55550606029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 55550606029 in words is "fifty-five billion, five hundred fifty million, six hundred six thousand, twenty-nine".