42435661041 has 24 divisors (see below), whose sum is σ = 61920802944. Its totient is φ = 28002494880.

The previous prime is 42435661039. The next prime is 42435661061. The reversal of 42435661041 is 14016653424.

42435661041 is a `hidden beast` number, since 4 + 2 + 4 + 35 + 6 + 610 + 4 + 1 = 666.

It is not a de Polignac number, because 42435661041 - 2¹ = 42435661039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42435660987 and 42435661005.

It is not an unprimeable number, because it can be changed into a prime (42435661061) 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, 1167555 + ... + 1203351.

It is an arithmetic number, because the mean of its divisors is an integer number (2580033456).

Almost surely, 2^42435661041 is an apocalyptic number.

It is an amenable number.

42435661041 is a deficient number, since it is larger than the sum of its proper divisors (19485141903).

42435661041 is a wasteful number, since it uses less digits than its factorization.

42435661041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37141 (or 37138 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 42435661041 in words is "forty-two billion, four hundred thirty-five million, six hundred sixty-one thousand, forty-one".