20435042162 has 8 divisors (see below), whose sum is σ = 31985283456. Its totient is φ = 9773281012.

The previous prime is 20435042137. The next prime is 20435042167. The reversal of 20435042162 is 26124053402.

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 (20435042167) 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, 222119978 + ... + 222120069.

It is an arithmetic number, because the mean of its divisors is an integer number (3998160432).

Almost surely, 2^20435042162 is an apocalyptic number.

20435042162 is a deficient number, since it is larger than the sum of its proper divisors (11550241294).

20435042162 is a wasteful number, since it uses less digits than its factorization.

20435042162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444240072.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20435042162 its reverse (26124053402), we get a palindrome (46559095564).

The spelling of 20435042162 in words is "twenty billion, four hundred thirty-five million, forty-two thousand, one hundred sixty-two".