64463514304344 has 32 divisors (see below), whose sum is σ = 161159240739840. Its totient is φ = 21487777437600.

The previous prime is 64463514304303. The next prime is 64463514304349. The reversal of 64463514304344 is 44340341536446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64463514304349) 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, 5335029 + ... + 12545499.

It is an arithmetic number, because the mean of its divisors is an integer number (5036226273120).

Almost surely, 2^{64463514304344} is an apocalyptic number.

It is an amenable number.

64463514304344 is an abundant number, since it is smaller than the sum of its proper divisors (96695726435496).

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

64463514304344 is a wasteful number, since it uses less digits than its factorization.

64463514304344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7582991 (or 7582987 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 51.

The spelling of 64463514304344 in words is "sixty-four trillion, four hundred sixty-three billion, five hundred fourteen million, three hundred four thousand, three hundred forty-four".