42667121441 has 8 divisors (see below), whose sum is σ = 51630802560. Its totient is φ = 34420534848.

The previous prime is 42667121437. The next prime is 42667121473. The reversal of 42667121441 is 14412176624.

42667121441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42667121441 - 2² = 42667121437 is a prime.

It is a super-2 number, since 2×42667121441² (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 = 42667121395 and 42667121404.

It is not an unprimeable number, because it can be changed into a prime (42667171441) 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, 179273501 + ... + 179273738.

It is an arithmetic number, because the mean of its divisors is an integer number (6453850320).

Almost surely, 2^42667121441 is an apocalyptic number.

It is an amenable number.

42667121441 is a deficient number, since it is larger than the sum of its proper divisors (8963681119).

42667121441 is a wasteful number, since it uses less digits than its factorization.

42667121441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358547263.

The product of its digits is 64512, while the sum is 38.

The spelling of 42667121441 in words is "forty-two billion, six hundred sixty-seven million, one hundred twenty-one thousand, four hundred forty-one".