20616037042 has 8 divisors (see below), whose sum is σ = 31582014336. Its totient is φ = 10088698932.

The previous prime is 20616037021. The next prime is 20616037061. The reversal of 20616037042 is 24073061602.

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

It is a super-2 number, since 2×20616037042² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20616036995 and 20616037013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109659678 + ... + 109659865.

It is an arithmetic number, because the mean of its divisors is an integer number (3947751792).

Almost surely, 2^20616037042 is an apocalyptic number.

20616037042 is a deficient number, since it is larger than the sum of its proper divisors (10965977294).

20616037042 is a wasteful number, since it uses less digits than its factorization.

20616037042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219319592.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 20616037042 its reverse (24073061602), we get a palindrome (44689098644).

The spelling of 20616037042 in words is "twenty billion, six hundred sixteen million, thirty-seven thousand, forty-two".