102343542144543 has 24 divisors (see below), whose sum is σ = 175205405484928. Its totient is φ = 58482024081624.

The previous prime is 102343542144523. The next prime is 102343542144577. The reversal of 102343542144543 is 345441245343201.

It is a happy number.

102343542144543 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 4 + 354 + 214 + 45 + 43 = 666.

It is not a de Polignac number, because 102343542144543 - 2²¹ = 102343540047391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102343542144523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30083344021 + ... + 30083347422.

Almost surely, 2^{102343542144543} is an apocalyptic number.

102343542144543 is a deficient number, since it is larger than the sum of its proper divisors (72861863340385).

102343542144543 is an frugal number, since it uses more digits than its factorization.

102343542144543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60166691465 (or 60166691453 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

Adding to 102343542144543 its reverse (345441245343201), we get a palindrome (447784787487744).

The spelling of 102343542144543 in words is "one hundred two trillion, three hundred forty-three billion, five hundred forty-two million, one hundred forty-four thousand, five hundred forty-three".