64061616046 has 8 divisors (see below), whose sum is σ = 96264943560. Its totient is φ = 31973301528.

The previous prime is 64061616023. The next prime is 64061616049.

64061616046 is nontrivially palindromic in base 10.

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 (64061616049) 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, 28751856 + ... + 28754083.

It is an arithmetic number, because the mean of its divisors is an integer number (12033117945).

Almost surely, 2^64061616046 is an apocalyptic number.

64061616046 is a deficient number, since it is larger than the sum of its proper divisors (32203327514).

64061616046 is a wasteful number, since it uses less digits than its factorization.

64061616046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57506498.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 64061616046 in words is "sixty-four billion, sixty-one million, six hundred sixteen thousand, forty-six".