42667121442 has 32 divisors (see below), whose sum is σ = 93099790080. Its totient is φ = 12928335120.

The previous prime is 42667121437. The next prime is 42667121473. The reversal of 42667121442 is 24412176624.

42667121442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42667121442.

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, 1116609 + ... + 1154187.

It is an arithmetic number, because the mean of its divisors is an integer number (2909368440).

Almost surely, 2^42667121442 is an apocalyptic number.

42667121442 is an abundant number, since it is smaller than the sum of its proper divisors (50432668638).

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

42667121442 is a wasteful number, since it uses less digits than its factorization.

42667121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54798.

The product of its digits is 129024, while the sum is 39.

The spelling of 42667121442 in words is "forty-two billion, six hundred sixty-seven million, one hundred twenty-one thousand, four hundred forty-two".