55520536 has 16 divisors (see below), whose sum is σ = 106316640. Its totient is φ = 27169440.

The previous prime is 55520513. The next prime is 55520537. The reversal of 55520536 is 63502555.

55520536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55520498 and 55520507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55520537) 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 3 ways as a sum of consecutive naturals, for example, 73455 + ... + 74206.

It is an arithmetic number, because the mean of its divisors is an integer number (6644790).

Almost surely, 2^55520536 is an apocalyptic number.

It is an amenable number.

55520536 is a deficient number, since it is larger than the sum of its proper divisors (50796104).

55520536 is a wasteful number, since it uses less digits than its factorization.

55520536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147714 (or 147710 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 55520536 is about 7451.2103714766. The cubic root of 55520536 is about 381.4912225644.

The spelling of 55520536 in words is "fifty-five million, five hundred twenty thousand, five hundred thirty-six".