65726970347 has 8 divisors (see below), whose sum is σ = 66523657536. Its totient is φ = 64930397512.

The previous prime is 65726970293. The next prime is 65726970359. The reversal of 65726970347 is 74307962756.

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

It is a cyclic number.

It is not a de Polignac number, because 65726970347 - 2⁸ = 65726970091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65726970292 and 65726970301.

It is not an unprimeable number, because it can be changed into a prime (65729970347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954328 + ... + 1987674.

It is an arithmetic number, because the mean of its divisors is an integer number (8315457192).

Almost surely, 2^65726970347 is an apocalyptic number.

65726970347 is a deficient number, since it is larger than the sum of its proper divisors (796687189).

65726970347 is a wasteful number, since it uses less digits than its factorization.

65726970347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57177.

The product of its (nonzero) digits is 13335840, while the sum is 56.

The spelling of 65726970347 in words is "sixty-five billion, seven hundred twenty-six million, nine hundred seventy thousand, three hundred forty-seven".