20416322034554 has 4 divisors (see below), whose sum is σ = 30624483051834. Its totient is φ = 10208161017276.

The previous prime is 20416322034553. The next prime is 20416322034571. The reversal of 20416322034554 is 45543022361402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18250641893929 + 2165680140625 = 4272077^2 + 1471625^2 .

It is not an unprimeable number, because it can be changed into a prime (20416322034553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5104080508637 + ... + 5104080508640.

Almost surely, 2^{20416322034554} is an apocalyptic number.

20416322034554 is a deficient number, since it is larger than the sum of its proper divisors (10208161017280).

20416322034554 is a wasteful number, since it uses less digits than its factorization.

20416322034554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10208161017279.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 20416322034554 its reverse (45543022361402), we get a palindrome (65959344395956).

The spelling of 20416322034554 in words is "twenty trillion, four hundred sixteen billion, three hundred twenty-two million, thirty-four thousand, five hundred fifty-four".