65056765438 has 8 divisors (see below), whose sum is σ = 111525883632. Its totient is φ = 27881470896.

The previous prime is 65056765429. The next prime is 65056765439. The reversal of 65056765438 is 83456765056.

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

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65056765439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2323455895 + ... + 2323455922.

It is an arithmetic number, because the mean of its divisors is an integer number (13940735454).

Almost surely, 2^65056765438 is an apocalyptic number.

65056765438 is a deficient number, since it is larger than the sum of its proper divisors (46469118194).

65056765438 is a wasteful number, since it uses less digits than its factorization.

65056765438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646911826.

The product of its (nonzero) digits is 18144000, while the sum is 55.

The spelling of 65056765438 in words is "sixty-five billion, fifty-six million, seven hundred sixty-five thousand, four hundred thirty-eight".