42142402632 has 128 divisors (see below), whose sum is σ = 115868712960. Its totient is φ = 12667000320.

The previous prime is 42142402607. The next prime is 42142402693. The reversal of 42142402632 is 23620424124.

It is a self number, because there is not a number n which added to its sum of digits gives 42142402632.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18425793 + ... + 18428079.

It is an arithmetic number, because the mean of its divisors is an integer number (905224320).

Almost surely, 2^42142402632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42142402632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57934356480).

42142402632 is an abundant number, since it is smaller than the sum of its proper divisors (73726310328).

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

42142402632 is a wasteful number, since it uses less digits than its factorization.

42142402632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843 (or 2839 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42142402632 its reverse (23620424124), we get a palindrome (65762826756).

The spelling of 42142402632 in words is "forty-two billion, one hundred forty-two million, four hundred two thousand, six hundred thirty-two".