42345243132 has 12 divisors (see below), whose sum is σ = 98805567336. Its totient is φ = 14115081040.

The previous prime is 42345243107. The next prime is 42345243179. The reversal of 42345243132 is 23134254324.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 42345243093 and 42345243102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1764385119 + ... + 1764385142.

It is an arithmetic number, because the mean of its divisors is an integer number (8233797278).

Almost surely, 2^42345243132 is an apocalyptic number.

It is an amenable number.

42345243132 is an abundant number, since it is smaller than the sum of its proper divisors (56460324204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42345243132 is a wasteful number, since it uses less digits than its factorization.

42345243132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528770268 (or 3528770266 counting only the distinct ones).

The product of its digits is 69120, while the sum is 33.

Adding to 42345243132 its reverse (23134254324), we get a palindrome (65479497456).

The spelling of 42345243132 in words is "forty-two billion, three hundred forty-five million, two hundred forty-three thousand, one hundred thirty-two".