5561029055 has 16 divisors (see below), whose sum is σ = 6840608544. Its totient is φ = 4337387520.

The previous prime is 5561029043. The next prime is 5561029087. The reversal of 5561029055 is 5509201655.

It is a de Polignac number, because none of the positive numbers 2^k-5561029055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325199 + ... + 341871.

It is an arithmetic number, because the mean of its divisors is an integer number (427538034).

Almost surely, 2^5561029055 is an apocalyptic number.

5561029055 is a deficient number, since it is larger than the sum of its proper divisors (1279579489).

5561029055 is a wasteful number, since it uses less digits than its factorization.

5561029055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18346.

The product of its (nonzero) digits is 67500, while the sum is 38.

The square root of 5561029055 is about 74572.3075611852. The cubic root of 5561029055 is about 1771.6790704993.

The spelling of 5561029055 in words is "five billion, five hundred sixty-one million, twenty-nine thousand, fifty-five".