65502976 has 72 divisors (see below), whose sum is σ = 163062144. Its totient is φ = 25512960.

The previous prime is 65502947. The next prime is 65502977. The reversal of 65502976 is 67920556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65502977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18051 + ... + 21373.

It is an arithmetic number, because the mean of its divisors is an integer number (2264752).

Almost surely, 2^65502976 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 65502976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81531072).

65502976 is an abundant number, since it is smaller than the sum of its proper divisors (97559168).

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

65502976 is a wasteful number, since it uses less digits than its factorization.

65502976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357 (or 3343 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 65502976 is about 8093.3908839250. The cubic root of 65502976 is about 403.1070038318.

The spelling of 65502976 in words is "sixty-five million, five hundred two thousand, nine hundred seventy-six".