1023050645543 has 8 divisors (see below), whose sum is σ = 1062233532480. Its totient is φ = 984128110560.

The previous prime is 1023050645489. The next prime is 1023050645569. The reversal of 1023050645543 is 3455460503201.

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

It is a cyclic number.

It is not a de Polignac number, because 1023050645543 - 2⁶ = 1023050645479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023050645497 and 1023050645506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023050645443) 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, 65079980 + ... + 65095697.

It is an arithmetic number, because the mean of its divisors is an integer number (132779191560).

Almost surely, 2^{1023050645543} is an apocalyptic number.

1023050645543 is a deficient number, since it is larger than the sum of its proper divisors (39182886937).

1023050645543 is a wasteful number, since it uses less digits than its factorization.

1023050645543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130175977.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 1023050645543 in words is "one trillion, twenty-three billion, fifty million, six hundred forty-five thousand, five hundred forty-three".