42353354340 has 72 divisors (see below), whose sum is σ = 140151106368. Its totient is φ = 10267479360.

The previous prime is 42353354299. The next prime is 42353354341. The reversal of 42353354340 is 4345335324.

42353354340 is a `hidden beast` number, since 4 + 23 + 53 + 3 + 543 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 42353354295 and 42353354304.

It is not an unprimeable number, because it can be changed into a prime (42353354341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10693312 + ... + 10697271.

It is an arithmetic number, because the mean of its divisors is an integer number (1946543144).

Almost surely, 2^42353354340 is an apocalyptic number.

It is an amenable number.

42353354340 is an abundant number, since it is smaller than the sum of its proper divisors (97797752028).

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

42353354340 is a wasteful number, since it uses less digits than its factorization.

42353354340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21390609 (or 21390604 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

Adding to 42353354340 its reverse (4345335324), we get a palindrome (46698689664).

It can be divided in two parts, 42353 and 354340, that added together give a palindrome (396693).

The spelling of 42353354340 in words is "forty-two billion, three hundred fifty-three million, three hundred fifty-four thousand, three hundred forty".