42405451235 has 8 divisors (see below), whose sum is σ = 58156047456. Its totient is φ = 29078023680.

The previous prime is 42405451229. The next prime is 42405451237. The reversal of 42405451235 is 53215450424.

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

It is not a de Polignac number, because 42405451235 - 2¹⁸ = 42405189091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 1211584321 = 42405451235 / (4 + 2 + 4 + 0 + 5 + 4 + 5 + 1 + 2 + 3 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42405451195 and 42405451204.

It is not an unprimeable number, because it can be changed into a prime (42405451237) 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, 605792126 + ... + 605792195.

It is an arithmetic number, because the mean of its divisors is an integer number (7269505932).

Almost surely, 2^42405451235 is an apocalyptic number.

42405451235 is a deficient number, since it is larger than the sum of its proper divisors (15750596221).

42405451235 is a wasteful number, since it uses less digits than its factorization.

42405451235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211584333.

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 42405451235 in words is "forty-two billion, four hundred five million, four hundred fifty-one thousand, two hundred thirty-five".