55512403030225 has 12 divisors (see below), whose sum is σ = 68836432085680. Its totient is φ = 44409243502800.

The previous prime is 55512403030207. The next prime is 55512403030229. The reversal of 55512403030225 is 52203030421555.

It is not a de Polignac number, because 55512403030225 - 2¹³ = 55512403022033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55512403030229) 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, 15301791 + ... + 18578740.

Almost surely, 2^{55512403030225} is an apocalyptic number.

It is an amenable number.

55512403030225 is a deficient number, since it is larger than the sum of its proper divisors (13324029055455).

55512403030225 is a wasteful number, since it uses less digits than its factorization.

55512403030225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33946080 (or 33946075 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 55512403030225 in words is "fifty-five trillion, five hundred twelve billion, four hundred three million, thirty thousand, two hundred twenty-five".