65015536 has 10 divisors (see below), whose sum is σ = 125967632. Its totient is φ = 32507760.

The previous prime is 65015521. The next prime is 65015537. The reversal of 65015536 is 63551056.

It is a junction number, because it is equal to n+sod(n) for n = 65015498 and 65015507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65015537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2031720 + ... + 2031751.

Almost surely, 2^65015536 is an apocalyptic number.

It is an amenable number.

65015536 is a deficient number, since it is larger than the sum of its proper divisors (60952096).

65015536 is a wasteful number, since it uses less digits than its factorization.

65015536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063479 (or 4063473 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 65015536 is about 8063.2211925508. The cubic root of 65015536 is about 402.1046071508.

The spelling of 65015536 in words is "sixty-five million, fifteen thousand, five hundred thirty-six".