64896069846 has 16 divisors (see below), whose sum is σ = 129840984000. Its totient is φ = 21623882568.

The previous prime is 64896069787. The next prime is 64896069853.

64896069846 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64896069846² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 2017896 + ... + 2049803.

It is an arithmetic number, because the mean of its divisors is an integer number (8115061500).

Almost surely, 2^64896069846 is an apocalyptic number.

64896069846 is an abundant number, since it is smaller than the sum of its proper divisors (64944914154).

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

64896069846 is a wasteful number, since it uses less digits than its factorization.

64896069846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070363.

The product of its (nonzero) digits is 107495424, while the sum is 66.

The spelling of 64896069846 in words is "sixty-four billion, eight hundred ninety-six million, sixty-nine thousand, eight hundred forty-six".