20313773441 has 16 divisors (see below), whose sum is σ = 22013986176. Its totient is φ = 18633545856.

The previous prime is 20313773423. The next prime is 20313773453. The reversal of 20313773441 is 14437731302.

It is a cyclic number.

It is not a de Polignac number, because 20313773441 - 2⁶ = 20313773377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20313773461) 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 15 ways as a sum of consecutive naturals, for example, 1577756 + ... + 1590578.

It is an arithmetic number, because the mean of its divisors is an integer number (1375874136).

Almost surely, 2^20313773441 is an apocalyptic number.

It is an amenable number.

20313773441 is a deficient number, since it is larger than the sum of its proper divisors (1700212735).

20313773441 is a wasteful number, since it uses less digits than its factorization.

20313773441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13592.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 20313773441 in words is "twenty billion, three hundred thirteen million, seven hundred seventy-three thousand, four hundred forty-one".