55017177607 has 6 divisors (see below), whose sum is σ = 63999574008. Its totient is φ = 47157580764.

The previous prime is 55017177601. The next prime is 55017177619. The reversal of 55017177607 is 70677171055.

It is not a de Polignac number, because 55017177607 - 2¹⁵ = 55017144839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55017177601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561399723 + ... + 561399820.

It is an arithmetic number, because the mean of its divisors is an integer number (10666595668).

Almost surely, 2^55017177607 is an apocalyptic number.

55017177607 is a deficient number, since it is larger than the sum of its proper divisors (8982396401).

55017177607 is a wasteful number, since it uses less digits than its factorization.

55017177607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122799557 (or 1122799550 counting only the distinct ones).

The product of its (nonzero) digits is 360150, while the sum is 46.

The spelling of 55017177607 in words is "fifty-five billion, seventeen million, one hundred seventy-seven thousand, six hundred seven".