20544314131403 has 8 divisors (see below), whose sum is σ = 20552223790320. Its totient is φ = 20536405210080.

The previous prime is 20544314131399. The next prime is 20544314131427. The reversal of 20544314131403 is 30413141344502.

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

It is a cyclic number.

It is not a de Polignac number, because 20544314131403 - 2² = 20544314131399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20544314133403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59183501 + ... + 59529617.

It is an arithmetic number, because the mean of its divisors is an integer number (2569027973790).

Almost surely, 2^{20544314131403} is an apocalyptic number.

20544314131403 is a deficient number, since it is larger than the sum of its proper divisors (7909658917).

20544314131403 is a wasteful number, since it uses less digits than its factorization.

20544314131403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368797.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 20544314131403 its reverse (30413141344502), we get a palindrome (50957455475905).

The spelling of 20544314131403 in words is "twenty trillion, five hundred forty-four billion, three hundred fourteen million, one hundred thirty-one thousand, four hundred three".