65203055 has 8 divisors (see below), whose sum is σ = 78459072. Its totient is φ = 52018848.

The previous prime is 65203051. The next prime is 65203067. The reversal of 65203055 is 55030256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65203055 - 2² = 65203051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65203051) 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, 15932 + ... + 19601.

It is an arithmetic number, because the mean of its divisors is an integer number (9807384).

Almost surely, 2^65203055 is an apocalyptic number.

65203055 is a deficient number, since it is larger than the sum of its proper divisors (13256017).

65203055 is a wasteful number, since it uses less digits than its factorization.

65203055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35905.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 65203055 is about 8074.8408653050. The cubic root of 65203055 is about 402.4908219041.

The spelling of 65203055 in words is "sixty-five million, two hundred three thousand, fifty-five".