64014689396 has 48 divisors (see below), whose sum is σ = 132408729600. Its totient is φ = 26511215328.

The previous prime is 64014689351. The next prime is 64014689419. The reversal of 64014689396 is 69398641046.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 203906 + ... + 411833.

It is an arithmetic number, because the mean of its divisors is an integer number (2758515200).

Almost surely, 2^64014689396 is an apocalyptic number.

It is an amenable number.

64014689396 is an abundant number, since it is smaller than the sum of its proper divisors (68394040204).

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

64014689396 is a wasteful number, since it uses less digits than its factorization.

64014689396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615876 (or 615874 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 64014689396 in words is "sixty-four billion, fourteen million, six hundred eighty-nine thousand, three hundred ninety-six".