55545052 has 12 divisors (see below), whose sum is σ = 102921840. Its totient is φ = 26138816.

The previous prime is 55545031. The next prime is 55545067. The reversal of 55545052 is 25054555.

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, 408352 + ... + 408487.

It is an arithmetic number, because the mean of its divisors is an integer number (8576820).

Almost surely, 2^55545052 is an apocalyptic number.

It is an amenable number.

55545052 is a deficient number, since it is larger than the sum of its proper divisors (47376788).

55545052 is a wasteful number, since it uses less digits than its factorization.

55545052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816860 (or 816858 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 31.

The square root of 55545052 is about 7452.8552917657. The cubic root of 55545052 is about 381.5473655295.

The spelling of 55545052 in words is "fifty-five million, five hundred forty-five thousand, fifty-two".