53005616 has 20 divisors (see below), whose sum is σ = 107164272. Its totient is φ = 25350336.

The previous prime is 53005577. The next prime is 53005621. The reversal of 53005616 is 61650035.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71651 + ... + 72386.

Almost surely, 2^53005616 is an apocalyptic number.

It is an amenable number.

53005616 is an abundant number, since it is smaller than the sum of its proper divisors (54158656).

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

53005616 is a wasteful number, since it uses less digits than its factorization.

53005616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144068 (or 144062 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 53005616 is about 7280.4955875270. The cubic root of 53005616 is about 375.6418424383.

The spelling of 53005616 in words is "fifty-three million, five thousand, six hundred sixteen".