64078696457514 has 40 divisors (see below), whose sum is σ = 146922902660160. Its totient is φ = 20862831402504.

The previous prime is 64078696457491. The next prime is 64078696457639. The reversal of 64078696457514 is 41575469687046.

64078696457514 is a `hidden beast` number, since 6 + 4 + 0 + 7 + 8 + 69 + 6 + 45 + 7 + 514 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4599382674 + ... + 4599396605.

It is an arithmetic number, because the mean of its divisors is an integer number (3673072566504).

Almost surely, 2^{64078696457514} is an apocalyptic number.

64078696457514 is an abundant number, since it is smaller than the sum of its proper divisors (82844206202646).

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

64078696457514 is a wasteful number, since it uses less digits than its factorization.

64078696457514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9198779336 (or 9198779327 counting only the distinct ones).

The product of its (nonzero) digits is 1219276800, while the sum is 72.

The spelling of 64078696457514 in words is "sixty-four trillion, seventy-eight billion, six hundred ninety-six million, four hundred fifty-seven thousand, five hundred fourteen".