264616503216731 has 2 divisors, whose sum is σ = 264616503216732. Its totient is φ = 264616503216730.

The previous prime is 264616503216701. The next prime is 264616503216781. The reversal of 264616503216731 is 137612305616462.

It is a happy number.

264616503216731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264616503216731 - 2¹⁰ = 264616503215707 is a prime.

It is a super-2 number, since 2×264616503216731² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264616503216701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132308251608365 + 132308251608366.

It is an arithmetic number, because the mean of its divisors is an integer number (132308251608366).

Almost surely, 2^{264616503216731} is an apocalyptic number.

264616503216731 is a deficient number, since it is larger than the sum of its proper divisors (1).

264616503216731 is an equidigital number, since it uses as much as digits as its factorization.

264616503216731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 264616503216731 in words is "two hundred sixty-four trillion, six hundred sixteen billion, five hundred three million, two hundred sixteen thousand, seven hundred thirty-one".