65450536 has 8 divisors (see below), whose sum is σ = 122719770. Its totient is φ = 32725264.

The previous prime is 65450507. The next prime is 65450537. The reversal of 65450536 is 63505456.

65450536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 38514436 + 26936100 = 6206^2 + 5190^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (65450537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4090651 + ... + 4090666.

Almost surely, 2^65450536 is an apocalyptic number.

It is an amenable number.

65450536 is a deficient number, since it is larger than the sum of its proper divisors (57269234).

65450536 is a wasteful number, since it uses less digits than its factorization.

65450536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8181323 (or 8181319 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 65450536 is about 8090.1505548414. The cubic root of 65450536 is about 402.9994027416. Note that the first 3 decimals are identical.

The spelling of 65450536 in words is "sixty-five million, four hundred fifty thousand, five hundred thirty-six".