65055601 has 8 divisors (see below), whose sum is σ = 73747520. Its totient is φ = 56890512.

The previous prime is 65055589. The next prime is 65055637. The reversal of 65055601 is 10655056.

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 65055601 - 2¹¹ = 65053553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65055601.

It is not an unprimeable number, because it can be changed into a prime (65055301) 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, 131445 + ... + 131938.

It is an arithmetic number, because the mean of its divisors is an integer number (9218440).

Almost surely, 2^65055601 is an apocalyptic number.

It is an amenable number.

65055601 is a deficient number, since it is larger than the sum of its proper divisors (8691919).

65055601 is a wasteful number, since it uses less digits than its factorization.

65055601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263415.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 65055601 is about 8065.7052388492. The cubic root of 65055601 is about 402.1871874793.

It can be divided in two parts, 65055 and 601, that added together give a palindrome (65656).

The spelling of 65055601 in words is "sixty-five million, fifty-five thousand, six hundred one".