55512034225 has 12 divisors (see below), whose sum is σ = 69777868876. Its totient is φ = 43801274880.

The previous prime is 55512034219. The next prime is 55512034229. The reversal of 55512034225 is 52243021555.

It can be written as a sum of positive squares in 6 ways, for example, as 7558041969 + 47953992256 = 86937^2 + 218984^2 .

It is not a de Polignac number, because 55512034225 - 2⁹ = 55512033713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55512034229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15206952 + ... + 15210601.

Almost surely, 2^55512034225 is an apocalyptic number.

It is an amenable number.

55512034225 is a deficient number, since it is larger than the sum of its proper divisors (14265834651).

55512034225 is a wasteful number, since it uses less digits than its factorization.

55512034225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30417636 (or 30417631 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 55512034225 in words is "fifty-five billion, five hundred twelve million, thirty-four thousand, two hundred twenty-five".