55501115029 has 2 divisors, whose sum is σ = 55501115030. Its totient is φ = 55501115028.

The previous prime is 55501115009. The next prime is 55501115063. The reversal of 55501115029 is 92051110555.

It is a happy number.

It is an a-pointer prime, because the next prime (55501115063) can be obtained adding 55501115029 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55344915025 + 156200004 = 235255^2 + 12498^2 .

It is a cyclic number.

It is not a de Polignac number, because 55501115029 - 2¹⁹ = 55500590741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55501114985 and 55501115003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55501115009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750557514 + 27750557515.

It is an arithmetic number, because the mean of its divisors is an integer number (27750557515).

Almost surely, 2^55501115029 is an apocalyptic number.

It is an amenable number.

55501115029 is a deficient number, since it is larger than the sum of its proper divisors (1).

55501115029 is an equidigital number, since it uses as much as digits as its factorization.

55501115029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 34.

The spelling of 55501115029 in words is "fifty-five billion, five hundred one million, one hundred fifteen thousand, twenty-nine".