10643265032947 has 2 divisors, whose sum is σ = 10643265032948. Its totient is φ = 10643265032946.

The previous prime is 10643265032921. The next prime is 10643265033031. The reversal of 10643265032947 is 74923056234601.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10643265032947 is a prime.

It is a super-2 number, since 2×10643265032947² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10643265032894 and 10643265032903.

It is not a weakly prime, because it can be changed into another prime (10643265092947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321632516473 + 5321632516474.

It is an arithmetic number, because the mean of its divisors is an integer number (5321632516474).

Almost surely, 2^{10643265032947} is an apocalyptic number.

10643265032947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10643265032947 is an equidigital number, since it uses as much as digits as its factorization.

10643265032947 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 52.

The spelling of 10643265032947 in words is "ten trillion, six hundred forty-three billion, two hundred sixty-five million, thirty-two thousand, nine hundred forty-seven".