65513416 has 16 divisors (see below), whose sum is σ = 126800640. Its totient is φ = 31699920.

The previous prime is 65513401. The next prime is 65513419. The reversal of 65513416 is 61431556.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (65513419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131836 + ... + 132331.

It is an arithmetic number, because the mean of its divisors is an integer number (7925040).

Almost surely, 2^65513416 is an apocalyptic number.

It is an amenable number.

65513416 is a deficient number, since it is larger than the sum of its proper divisors (61287224).

65513416 is a wasteful number, since it uses less digits than its factorization.

65513416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264204 (or 264200 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 65513416 is about 8094.0358289298. The cubic root of 65513416 is about 403.1284187039.

The spelling of 65513416 in words is "sixty-five million, five hundred thirteen thousand, four hundred sixteen".