42160025426 has 8 divisors (see below), whose sum is σ = 63263356284. Its totient is φ = 21072240000.

The previous prime is 42160025407. The next prime is 42160025429. The reversal of 42160025426 is 62452006124.

It can be written as a sum of positive squares in 2 ways, for example, as 37583638225 + 4576387201 = 193865^2 + 67649^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 42160025392 and 42160025401.

It is not an unprimeable number, because it can be changed into a prime (42160025429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3879575 + ... + 3890426.

Almost surely, 2^42160025426 is an apocalyptic number.

42160025426 is a deficient number, since it is larger than the sum of its proper divisors (21103330858).

42160025426 is a wasteful number, since it uses less digits than its factorization.

42160025426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7772716.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 42160025426 in words is "forty-two billion, one hundred sixty million, twenty-five thousand, four hundred twenty-six".