42132104429 has 4 divisors (see below), whose sum is σ = 42133304220. Its totient is φ = 42130904640.

The previous prime is 42132104419. The next prime is 42132104459. The reversal of 42132104429 is 92440123124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23582209225 + 18549895204 = 153565^2 + 136198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42132104429 is a prime.

It is a super-2 number, since 2×42132104429² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42132104395 and 42132104404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42132104419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545582 + ... + 617999.

It is an arithmetic number, because the mean of its divisors is an integer number (10533326055).

Almost surely, 2^42132104429 is an apocalyptic number.

It is an amenable number.

42132104429 is a deficient number, since it is larger than the sum of its proper divisors (1199791).

42132104429 is a wasteful number, since it uses less digits than its factorization.

42132104429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199790.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 42132104429 in words is "forty-two billion, one hundred thirty-two million, one hundred four thousand, four hundred twenty-nine".