65505526 has 4 divisors (see below), whose sum is σ = 98258292. Its totient is φ = 32752762.

The previous prime is 65505499. The next prime is 65505527. The reversal of 65505526 is 62550556.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 65505491 and 65505500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65505527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16376380 + ... + 16376383.

It is an arithmetic number, because the mean of its divisors is an integer number (24564573).

Almost surely, 2^65505526 is an apocalyptic number.

65505526 is a deficient number, since it is larger than the sum of its proper divisors (32752766).

65505526 is a wasteful number, since it uses less digits than its factorization.

65505526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32752765.

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 65505526 is about 8093.5484183391. The cubic root of 65505526 is about 403.1122346858.

The spelling of 65505526 in words is "sixty-five million, five hundred five thousand, five hundred twenty-six".