65317456007 has 4 divisors (see below), whose sum is σ = 65718176760. Its totient is φ = 64916735256.

The previous prime is 65317455989. The next prime is 65317456021. The reversal of 65317456007 is 70065471356.

65317456007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65317456007 - 2¹⁶ = 65317390471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65317456027) 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, 200360132 + ... + 200360457.

It is an arithmetic number, because the mean of its divisors is an integer number (16429544190).

Almost surely, 2^65317456007 is an apocalyptic number.

65317456007 is a deficient number, since it is larger than the sum of its proper divisors (400720753).

65317456007 is a wasteful number, since it uses less digits than its factorization.

65317456007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400720752.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 65317456007 in words is "sixty-five billion, three hundred seventeen million, four hundred fifty-six thousand, seven".