65490776503723 has 8 divisors (see below), whose sum is σ = 65940695329392. Its totient is φ = 65042370011136.

The previous prime is 65490776503709. The next prime is 65490776503751. The reversal of 65490776503723 is 32730567709456.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65490776503723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65490776503123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377996365 + ... + 378169582.

It is an arithmetic number, because the mean of its divisors is an integer number (8242586916174).

Almost surely, 2^{65490776503723} is an apocalyptic number.

65490776503723 is a deficient number, since it is larger than the sum of its proper divisors (449918825669).

65490776503723 is a wasteful number, since it uses less digits than its factorization.

65490776503723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756166541.

The product of its (nonzero) digits is 200037600, while the sum is 64.

The spelling of 65490776503723 in words is "sixty-five trillion, four hundred ninety billion, seven hundred seventy-six million, five hundred three thousand, seven hundred twenty-three".