64025392694 has 8 divisors (see below), whose sum is σ = 96052531320. Its totient is φ = 32007882256.

The previous prime is 64025392687. The next prime is 64025392801. The reversal of 64025392694 is 49629352046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390399 + ... + 2417034.

It is an arithmetic number, because the mean of its divisors is an integer number (12006566415).

Almost surely, 2^64025392694 is an apocalyptic number.

64025392694 is a deficient number, since it is larger than the sum of its proper divisors (32027138626).

64025392694 is a wasteful number, since it uses less digits than its factorization.

64025392694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814094.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 64025392694 in words is "sixty-four billion, twenty-five million, three hundred ninety-two thousand, six hundred ninety-four".