55516010 has 64 divisors (see below), whose sum is σ = 113629824. Its totient is φ = 19514880.

The previous prime is 55516003. The next prime is 55516049. The reversal of 55516010 is 1061555.

55516010 = 66² + 67² + ... + 550².

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 572282 + ... + 572378.

It is an arithmetic number, because the mean of its divisors is an integer number (1775466).

Almost surely, 2^55516010 is an apocalyptic number.

55516010 is an abundant number, since it is smaller than the sum of its proper divisors (58113814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55516010 is a wasteful number, since it uses less digits than its factorization.

55516010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 55516010 is about 7450.9066562399. The cubic root of 55516010 is about 381.4808559726.

Adding to 55516010 its reverse (1061555), we get a palindrome (56577565).

The spelling of 55516010 in words is "fifty-five million, five hundred sixteen thousand, ten".