42404113635 has 96 divisors (see below), whose sum is σ = 76866148800. Its totient is φ = 19926466560.

The previous prime is 42404113597. The next prime is 42404113643. The reversal of 42404113635 is 53631140424.

It is a happy number.

It is not a de Polignac number, because 42404113635 - 2⁶ = 42404113571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42404113596 and 42404113605.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6539595 + ... + 6546075.

It is an arithmetic number, because the mean of its divisors is an integer number (800689050).

Almost surely, 2^42404113635 is an apocalyptic number.

42404113635 is a deficient number, since it is larger than the sum of its proper divisors (34462035165).

42404113635 is a wasteful number, since it uses less digits than its factorization.

42404113635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633 (or 6620 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 42404113635 in words is "forty-two billion, four hundred four million, one hundred thirteen thousand, six hundred thirty-five".