65436778714 has 8 divisors (see below), whose sum is σ = 98157739680. Its totient is φ = 32717532156.

The previous prime is 65436778703. The next prime is 65436778739. The reversal of 65436778714 is 41787763456.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328504 + ... + 488659.

It is an arithmetic number, because the mean of its divisors is an integer number (12269717460).

Almost surely, 2^65436778714 is an apocalyptic number.

65436778714 is a deficient number, since it is larger than the sum of its proper divisors (32720960966).

65436778714 is a wasteful number, since it uses less digits than its factorization.

65436778714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857204.

The product of its digits is 23708160, while the sum is 58.

The spelling of 65436778714 in words is "sixty-five billion, four hundred thirty-six million, seven hundred seventy-eight thousand, seven hundred fourteen".