55100561029 has 2 divisors, whose sum is σ = 55100561030. Its totient is φ = 55100561028.

The previous prime is 55100560997. The next prime is 55100561053. The reversal of 55100561029 is 92016500155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55100520225 + 40804 = 234735^2 + 202^2 .

It is a cyclic number.

It is not a de Polignac number, because 55100561029 - 2⁵ = 55100560997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55100560985 and 55100561003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55100561059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550280514 + 27550280515.

It is an arithmetic number, because the mean of its divisors is an integer number (27550280515).

Almost surely, 2^55100561029 is an apocalyptic number.

It is an amenable number.

55100561029 is a deficient number, since it is larger than the sum of its proper divisors (1).

55100561029 is an equidigital number, since it uses as much as digits as its factorization.

55100561029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 55100561029 in words is "fifty-five billion, one hundred million, five hundred sixty-one thousand, twenty-nine".