64361265601 has 8 divisors (see below), whose sum is σ = 65227466304. Its totient is φ = 63500745360.

The previous prime is 64361265599. The next prime is 64361265611. The reversal of 64361265601 is 10656216346.

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 64361265601 - 2¹ = 64361265599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64361265611) 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, 1397301 + ... + 1442626.

It is an arithmetic number, because the mean of its divisors is an integer number (8153433288).

Almost surely, 2^64361265601 is an apocalyptic number.

It is an amenable number.

64361265601 is a deficient number, since it is larger than the sum of its proper divisors (866200703).

64361265601 is a wasteful number, since it uses less digits than its factorization.

64361265601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840231.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 64361265601 in words is "sixty-four billion, three hundred sixty-one million, two hundred sixty-five thousand, six hundred one".