5177551166025 has 48 divisors (see below), whose sum is σ = 9929122781184. Its totient is φ = 2331553942080.

The previous prime is 5177551166009. The next prime is 5177551166027. The reversal of 5177551166025 is 5206611557715.

It is not a de Polignac number, because 5177551166025 - 2⁴ = 5177551166009 is a prime.

It is a super-2 number, since 2×5177551166025² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5177551166027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73561857 + ... + 73632206.

It is an arithmetic number, because the mean of its divisors is an integer number (206856724608).

Almost surely, 2^{5177551166025} is an apocalyptic number.

It is an amenable number.

5177551166025 is a deficient number, since it is larger than the sum of its proper divisors (4751571615159).

5177551166025 is a wasteful number, since it uses less digits than its factorization.

5177551166025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147194150 (or 147194145 counting only the distinct ones).

The product of its (nonzero) digits is 2205000, while the sum is 51.

The spelling of 5177551166025 in words is "five trillion, one hundred seventy-seven billion, five hundred fifty-one million, one hundred sixty-six thousand, twenty-five".