55503003025 has 12 divisors (see below), whose sum is σ = 68947302492. Its totient is φ = 44322674240.

The previous prime is 55503003013. The next prime is 55503003047. The reversal of 55503003025 is 52030030555.

It can be written as a sum of positive squares in 6 ways, for example, as 21717622161 + 33785380864 = 147369^2 + 183808^2 .

It is not a de Polignac number, because 55503003025 - 2³¹ = 53355519377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55503002984 and 55503003002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1979002 + ... + 2006851.

It is an arithmetic number, because the mean of its divisors is an integer number (5745608541).

Almost surely, 2^55503003025 is an apocalyptic number.

It is an amenable number.

55503003025 is a deficient number, since it is larger than the sum of its proper divisors (13444299467).

55503003025 is a wasteful number, since it uses less digits than its factorization.

55503003025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3986420 (or 3986415 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 28.

The spelling of 55503003025 in words is "fifty-five billion, five hundred three million, three thousand, twenty-five".