20041132445 has 8 divisors (see below), whose sum is σ = 24175272960. Its totient is φ = 15948963280.

The previous prime is 20041132439. The next prime is 20041132481. The reversal of 20041132445 is 54423114002.

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

It is a de Polignac number, because none of the positive numbers 2^k-20041132445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10491785 + ... + 10493694.

It is an arithmetic number, because the mean of its divisors is an integer number (3021909120).

Almost surely, 2^20041132445 is an apocalyptic number.

It is an amenable number.

20041132445 is a deficient number, since it is larger than the sum of its proper divisors (4134140515).

20041132445 is a wasteful number, since it uses less digits than its factorization.

20041132445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20985675.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 20041132445 its reverse (54423114002), we get a palindrome (74464246447).

The spelling of 20041132445 in words is "twenty billion, forty-one million, one hundred thirty-two thousand, four hundred forty-five".