10202842543 has 16 divisors (see below), whose sum is σ = 10664858880. Its totient is φ = 9749664000.

The previous prime is 10202842483. The next prime is 10202842549. The reversal of 10202842543 is 34524820201.

It is a cyclic number.

It is not a de Polignac number, because 10202842543 - 2¹³ = 10202834351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202842549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1213771 + ... + 1222147.

It is an arithmetic number, because the mean of its divisors is an integer number (666553680).

Almost surely, 2^10202842543 is an apocalyptic number.

10202842543 is a deficient number, since it is larger than the sum of its proper divisors (462016337).

10202842543 is a wasteful number, since it uses less digits than its factorization.

10202842543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8898.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 10202842543 in words is "ten billion, two hundred two million, eight hundred forty-two thousand, five hundred forty-three".