551342525225 has 12 divisors (see below), whose sum is σ = 685068575424. Its totient is φ = 440168314320.

The previous prime is 551342525221. The next prime is 551342525231. The reversal of 551342525225 is 522525243155.

It is a happy number.

It is not a de Polignac number, because 551342525225 - 2² = 551342525221 is a prime.

It is a super-2 number, since 2×551342525225² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551342525221) 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 11 ways as a sum of consecutive naturals, for example, 22630229 + ... + 22654578.

It is an arithmetic number, because the mean of its divisors is an integer number (57089047952).

Almost surely, 2^551342525225 is an apocalyptic number.

It is an amenable number.

551342525225 is a deficient number, since it is larger than the sum of its proper divisors (133726050199).

551342525225 is a wasteful number, since it uses less digits than its factorization.

551342525225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45285304 (or 45285299 counting only the distinct ones).

The product of its digits is 600000, while the sum is 41.

The spelling of 551342525225 in words is "five hundred fifty-one billion, three hundred forty-two million, five hundred twenty-five thousand, two hundred twenty-five".