55745510 has 8 divisors (see below), whose sum is σ = 100341936. Its totient is φ = 22298200.

The previous prime is 55745509. The next prime is 55745531. The reversal of 55745510 is 1554755.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2787266 + ... + 2787285.

It is an arithmetic number, because the mean of its divisors is an integer number (12542742).

Almost surely, 2^55745510 is an apocalyptic number.

55745510 is a deficient number, since it is larger than the sum of its proper divisors (44596426).

55745510 is a wasteful number, since it uses less digits than its factorization.

55745510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574558.

The product of its (nonzero) digits is 17500, while the sum is 32.

The square root of 55745510 is about 7466.2915828408. The cubic root of 55745510 is about 382.0058065874.

The spelling of 55745510 in words is "fifty-five million, seven hundred forty-five thousand, five hundred ten".