55562505 has 8 divisors (see below), whose sum is σ = 88900032. Its totient is φ = 29633328.

The previous prime is 55562501. The next prime is 55562513. The reversal of 55562505 is 50526555.

55562505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55562505 - 2² = 55562501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55562501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852069 + ... + 1852098.

It is an arithmetic number, because the mean of its divisors is an integer number (11112504).

Almost surely, 2^55562505 is an apocalyptic number.

It is an amenable number.

55562505 is a deficient number, since it is larger than the sum of its proper divisors (33337527).

55562505 is a wasteful number, since it uses less digits than its factorization.

55562505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704175.

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 55562505 is about 7454.0260933270. The cubic root of 55562505 is about 381.5873237772.

The spelling of 55562505 in words is "fifty-five million, five hundred sixty-two thousand, five hundred five".