64346163852 has 24 divisors (see below), whose sum is σ = 153335540736. Its totient is φ = 20992365328.

The previous prime is 64346163851. The next prime is 64346163863. The reversal of 64346163852 is 25836164346.

It is not an unprimeable number, because it can be changed into a prime (64346163851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57043908 + ... + 57045035.

It is an arithmetic number, because the mean of its divisors is an integer number (6388980864).

Almost surely, 2^64346163852 is an apocalyptic number.

It is an amenable number.

64346163852 is an abundant number, since it is smaller than the sum of its proper divisors (88989376884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64346163852 is a wasteful number, since it uses less digits than its factorization.

64346163852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114088997 (or 114088995 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 64346163852 in words is "sixty-four billion, three hundred forty-six million, one hundred sixty-three thousand, eight hundred fifty-two".