42145023041 has 8 divisors (see below), whose sum is σ = 45978883104. Its totient is φ = 38311578720.

The previous prime is 42145023029. The next prime is 42145023077. The reversal of 42145023041 is 14032054124.

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

It is a cyclic number.

It is not a de Polignac number, because 42145023041 - 2⁶ = 42145022977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42145023041.

It is not an unprimeable number, because it can be changed into a prime (42145022041) 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, 131165 + ... + 318581.

It is an arithmetic number, because the mean of its divisors is an integer number (5747360388).

Almost surely, 2^42145023041 is an apocalyptic number.

It is an amenable number.

42145023041 is a deficient number, since it is larger than the sum of its proper divisors (3833860063).

42145023041 is a wasteful number, since it uses less digits than its factorization.

42145023041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207871.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 42145023041 its reverse (14032054124), we get a palindrome (56177077165).

The spelling of 42145023041 in words is "forty-two billion, one hundred forty-five million, twenty-three thousand, forty-one".