65265500 has 24 divisors (see below), whose sum is σ = 142540944. Its totient is φ = 26106000.

The previous prime is 65265491. The next prime is 65265511. The reversal of 65265500 is 556256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64766 + ... + 65765.

It is an arithmetic number, because the mean of its divisors is an integer number (5939206).

Almost surely, 2^65265500 is an apocalyptic number.

It is an amenable number.

65265500 is an abundant number, since it is smaller than the sum of its proper divisors (77275444).

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

65265500 is a wasteful number, since it uses less digits than its factorization.

65265500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130550 (or 130538 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 65265500 is about 8078.7065796450. The cubic root of 65265500 is about 402.6192694652.

The spelling of 65265500 in words is "sixty-five million, two hundred sixty-five thousand, five hundred".