42161524402 has 8 divisors (see below), whose sum is σ = 63243961200. Its totient is φ = 21080204004.

The previous prime is 42161524393. The next prime is 42161524403. The reversal of 42161524402 is 20442516124.

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

It is not an unprimeable number, because it can be changed into a prime (42161524403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177252 + ... + 340207.

It is an arithmetic number, because the mean of its divisors is an integer number (7905495150).

Almost surely, 2^42161524402 is an apocalyptic number.

42161524402 is a deficient number, since it is larger than the sum of its proper divisors (21082436798).

42161524402 is a wasteful number, since it uses less digits than its factorization.

42161524402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558200.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 42161524402 in words is "forty-two billion, one hundred sixty-one million, five hundred twenty-four thousand, four hundred two".