42143564111 has 32 divisors (see below), whose sum is σ = 50089928256. Its totient is φ = 35027200000.

The previous prime is 42143564093. The next prime is 42143564117. The reversal of 42143564111 is 11146534124.

It is a cyclic number.

It is not a de Polignac number, because 42143564111 - 2¹⁴ = 42143547727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42143564117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 979961 + ... + 1022061.

It is an arithmetic number, because the mean of its divisors is an integer number (1565310258).

Almost surely, 2^42143564111 is an apocalyptic number.

42143564111 is a deficient number, since it is larger than the sum of its proper divisors (7946364145).

42143564111 is a wasteful number, since it uses less digits than its factorization.

42143564111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42283.

The product of its digits is 11520, while the sum is 32.

The spelling of 42143564111 in words is "forty-two billion, one hundred forty-three million, five hundred sixty-four thousand, one hundred eleven".