10523867647 has 2 divisors, whose sum is σ = 10523867648. Its totient is φ = 10523867646.

The previous prime is 10523867581. The next prime is 10523867723. The reversal of 10523867647 is 74676832501.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10523867647 is a prime.

It is a super-2 number, since 2×10523867647² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10523867647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10523867047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5261933823 + 5261933824.

It is an arithmetic number, because the mean of its divisors is an integer number (5261933824).

Almost surely, 2^10523867647 is an apocalyptic number.

10523867647 is a deficient number, since it is larger than the sum of its proper divisors (1).

10523867647 is an equidigital number, since it uses as much as digits as its factorization.

10523867647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 10523867647 in words is "ten billion, five hundred twenty-three million, eight hundred sixty-seven thousand, six hundred forty-seven".