64160216363 has 4 divisors (see below), whose sum is σ = 64203307320. Its totient is φ = 64117125408.

The previous prime is 64160216359. The next prime is 64160216387. The reversal of 64160216363 is 36361206146.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64160216363 - 2² = 64160216359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64160216303) 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, 21543245 + ... + 21546222.

It is an arithmetic number, because the mean of its divisors is an integer number (16050826830).

Almost surely, 2^64160216363 is an apocalyptic number.

64160216363 is a deficient number, since it is larger than the sum of its proper divisors (43090957).

64160216363 is a wasteful number, since it uses less digits than its factorization.

64160216363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43090956.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 64160216363 in words is "sixty-four billion, one hundred sixty million, two hundred sixteen thousand, three hundred sixty-three".