64520607830222 has 8 divisors (see below), whose sum is σ = 102473906553936. Its totient is φ = 30362638978912.

The previous prime is 64520607830221. The next prime is 64520607830257. The reversal of 64520607830222 is 22203870602546.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64520607830221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948832468058 + ... + 948832468125.

It is an arithmetic number, because the mean of its divisors is an integer number (12809238319242).

Almost surely, 2^{64520607830222} is an apocalyptic number.

64520607830222 is a deficient number, since it is larger than the sum of its proper divisors (37953298723714).

64520607830222 is a wasteful number, since it uses less digits than its factorization.

64520607830222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897664936202.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 64520607830222 in words is "sixty-four trillion, five hundred twenty billion, six hundred seven million, eight hundred thirty thousand, two hundred twenty-two".