42435384157 has 8 divisors (see below), whose sum is σ = 44033837760. Its totient is φ = 40864729920.

The previous prime is 42435384143. The next prime is 42435384179. The reversal of 42435384157 is 75148353424.

42435384157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42435384157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42435384107) 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, 6946732 + ... + 6952837.

It is an arithmetic number, because the mean of its divisors is an integer number (5504229720).

Almost surely, 2^42435384157 is an apocalyptic number.

It is an amenable number.

42435384157 is a deficient number, since it is larger than the sum of its proper divisors (1598453603).

42435384157 is a wasteful number, since it uses less digits than its factorization.

42435384157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13899683.

The product of its digits is 1612800, while the sum is 46.

The spelling of 42435384157 in words is "forty-two billion, four hundred thirty-five million, three hundred eighty-four thousand, one hundred fifty-seven".