42143463645 has 16 divisors (see below), whose sum is σ = 67458500352. Its totient is φ = 22466861120.

The previous prime is 42143463631. The next prime is 42143463653. The reversal of 42143463645 is 54636434124.

It is not a de Polignac number, because 42143463645 - 2⁵ = 42143463613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42143463597 and 42143463606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 567141 + ... + 637130.

It is an arithmetic number, because the mean of its divisors is an integer number (4216156272).

Almost surely, 2^42143463645 is an apocalyptic number.

It is an amenable number.

42143463645 is a deficient number, since it is larger than the sum of its proper divisors (25315036707).

42143463645 is a wasteful number, since it uses less digits than its factorization.

42143463645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206612.

The product of its digits is 829440, while the sum is 42.

Adding to 42143463645 its reverse (54636434124), we get a palindrome (96779897769).

The spelling of 42143463645 in words is "forty-two billion, one hundred forty-three million, four hundred sixty-three thousand, six hundred forty-five".