55611425 has 6 divisors (see below), whose sum is σ = 68958198. Its totient is φ = 44489120.

The previous prime is 55611397. The next prime is 55611433. The reversal of 55611425 is 52411655.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 14868736 + 40742689 = 3856^2 + 6383^2 .

It is not a de Polignac number, because 55611425 - 2¹² = 55607329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112204 + ... + 1112253.

It is an arithmetic number, because the mean of its divisors is an integer number (11493033).

Almost surely, 2^55611425 is an apocalyptic number.

It is an amenable number.

55611425 is a deficient number, since it is larger than the sum of its proper divisors (13346773).

55611425 is a wasteful number, since it uses less digits than its factorization.

55611425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224467 (or 2224462 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 55611425 is about 7457.3068194892. The cubic root of 55611425 is about 381.6992804287.

The spelling of 55611425 in words is "fifty-five million, six hundred eleven thousand, four hundred twenty-five".