42404343240045 has 16 divisors (see below), whose sum is σ = 67869392838912. Its totient is φ = 22608168509760.

The previous prime is 42404343240041. The next prime is 42404343240067. The reversal of 42404343240045 is 54004234340424.

It is not a de Polignac number, because 42404343240045 - 2² = 42404343240041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42404343239985 and 42404343240012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42404343240041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467529286 + ... + 467619975.

It is an arithmetic number, because the mean of its divisors is an integer number (4241837052432).

Almost surely, 2^{42404343240045} is an apocalyptic number.

It is an amenable number.

42404343240045 is a deficient number, since it is larger than the sum of its proper divisors (25465049598867).

42404343240045 is a wasteful number, since it uses less digits than its factorization.

42404343240045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935152292.

The product of its (nonzero) digits is 737280, while the sum is 39.

Adding to 42404343240045 its reverse (54004234340424), we get a palindrome (96408577580469).

The spelling of 42404343240045 in words is "forty-two trillion, four hundred four billion, three hundred forty-three million, two hundred forty thousand, forty-five".