551550000125 has 32 divisors (see below), whose sum is σ = 726004581120. Its totient is φ = 417184891200.

The previous prime is 551550000121. The next prime is 551550000161. The reversal of 551550000125 is 521000055155.

It is not a de Polignac number, because 551550000125 - 2² = 551550000121 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551550000121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 963779 + ... + 1425471.

It is an arithmetic number, because the mean of its divisors is an integer number (22687643160).

Almost surely, 2^551550000125 is an apocalyptic number.

It is an amenable number.

551550000125 is a deficient number, since it is larger than the sum of its proper divisors (174454580995).

551550000125 is a wasteful number, since it uses less digits than its factorization.

551550000125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462230 (or 462220 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 29.

The spelling of 551550000125 in words is "five hundred fifty-one billion, five hundred fifty million, one hundred twenty-five", and thus it is an aban number.