55453516 has 6 divisors (see below), whose sum is σ = 97043660. Its totient is φ = 27726756.

The previous prime is 55453511. The next prime is 55453523. The reversal of 55453516 is 61535455.

55453516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55453511) 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 as a sum of consecutive naturals, namely, 6931686 + ... + 6931693.

Almost surely, 2^55453516 is an apocalyptic number.

It is an amenable number.

55453516 is a deficient number, since it is larger than the sum of its proper divisors (41590144).

55453516 is a wasteful number, since it uses less digits than its factorization.

55453516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13863383 (or 13863381 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 55453516 is about 7446.7117575478. The cubic root of 55453516 is about 381.3376587471.

The spelling of 55453516 in words is "fifty-five million, four hundred fifty-three thousand, five hundred sixteen".