55510016 has 44 divisors (see below), whose sum is σ = 112011840. Its totient is φ = 27494400.

The previous prime is 55510009. The next prime is 55510043. The reversal of 55510016 is 61001555.

It is a junction number, because it is equal to n+sod(n) for n = 55509973 and 55510000.

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, 154445 + ... + 154803.

Almost surely, 2^55510016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55510016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56005920).

55510016 is an abundant number, since it is smaller than the sum of its proper divisors (56501824).

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

55510016 is a wasteful number, since it uses less digits than its factorization.

55510016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 512 counting only the distinct ones).

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

The square root of 55510016 is about 7450.5044124542. The cubic root of 55510016 is about 381.4671261282.

The spelling of 55510016 in words is "fifty-five million, five hundred ten thousand, sixteen".