42401312235 has 24 divisors (see below), whose sum is σ = 76029941520. Its totient is φ = 21834238272.

The previous prime is 42401312183. The next prime is 42401312237. The reversal of 42401312235 is 53221310424.

42401312235 is a `hidden beast` number, since 4 + 2 + 401 + 31 + 223 + 5 = 666.

It is not a de Polignac number, because 42401312235 - 2³³ = 33811377643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42401312199 and 42401312208.

It is not an unprimeable number, because it can be changed into a prime (42401312237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16244409 + ... + 16247018.

It is an arithmetic number, because the mean of its divisors is an integer number (3167914230).

Almost surely, 2^42401312235 is an apocalyptic number.

42401312235 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42401312235 is a deficient number, since it is larger than the sum of its proper divisors (33628629285).

42401312235 is a wasteful number, since it uses less digits than its factorization.

42401312235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32491467 (or 32491464 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 42401312235 its reverse (53221310424), we get a palindrome (95622622659).

The spelling of 42401312235 in words is "forty-two billion, four hundred one million, three hundred twelve thousand, two hundred thirty-five".