1022652164543 has 4 divisors (see below), whose sum is σ = 1082808174240. Its totient is φ = 962496154848.

The previous prime is 1022652164533. The next prime is 1022652164549. The reversal of 1022652164543 is 3454612562201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022652164543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022652164543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022652164549) 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, 30078004823 + ... + 30078004856.

It is an arithmetic number, because the mean of its divisors is an integer number (270702043560).

Almost surely, 2^{1022652164543} is an apocalyptic number.

1022652164543 is a deficient number, since it is larger than the sum of its proper divisors (60156009697).

1022652164543 is an equidigital number, since it uses as much as digits as its factorization.

1022652164543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60156009696.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 1022652164543 in words is "one trillion, twenty-two billion, six hundred fifty-two million, one hundred sixty-four thousand, five hundred forty-three".