42642159342 has 16 divisors (see below), whose sum is σ = 87098879232. Its totient is φ = 13911626360.

The previous prime is 42642159281. The next prime is 42642159349. The reversal of 42642159342 is 24395124624.

It is a junction number, because it is equal to n+sod(n) for n = 42642159294 and 42642159303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42642159349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75606384 + ... + 75606947.

It is an arithmetic number, because the mean of its divisors is an integer number (5443679952).

Almost surely, 2^42642159342 is an apocalyptic number.

42642159342 is an abundant number, since it is smaller than the sum of its proper divisors (44456719890).

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

42642159342 is a wasteful number, since it uses less digits than its factorization.

42642159342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151213383.

The product of its digits is 414720, while the sum is 42.

The spelling of 42642159342 in words is "forty-two billion, six hundred forty-two million, one hundred fifty-nine thousand, three hundred forty-two".