42130403241445 has 4 divisors (see below), whose sum is σ = 50556483889740. Its totient is φ = 33704322593152.

The previous prime is 42130403241431. The next prime is 42130403241497. The reversal of 42130403241445 is 54414230403124.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25700854299201 + 16429548942244 = 5069601^2 + 4053338^2 .

It is a cyclic number.

It is not a de Polignac number, because 42130403241445 - 2¹⁷ = 42130403110373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4213040324140 + ... + 4213040324149.

It is an arithmetic number, because the mean of its divisors is an integer number (12639120972435).

Almost surely, 2^{42130403241445} is an apocalyptic number.

It is an amenable number.

42130403241445 is a deficient number, since it is larger than the sum of its proper divisors (8426080648295).

42130403241445 is an equidigital number, since it uses as much as digits as its factorization.

42130403241445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8426080648294.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 42130403241445 its reverse (54414230403124), we get a palindrome (96544633644569).

The spelling of 42130403241445 in words is "forty-two trillion, one hundred thirty billion, four hundred three million, two hundred forty-one thousand, four hundred forty-five".