20032034545 has 8 divisors (see below), whose sum is σ = 24039242280. Its totient is φ = 16025093760.

The previous prime is 20032034521. The next prime is 20032034551. The reversal of 20032034545 is 54543023002.

It can be written as a sum of positive squares in 4 ways, for example, as 1478325601 + 18553708944 = 38449^2 + 136212^2 .

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

It is not a de Polignac number, because 20032034545 - 2⁷ = 20032034417 is a prime.

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, 184005 + ... + 271885.

It is an arithmetic number, because the mean of its divisors is an integer number (3004905285).

Almost surely, 2^20032034545 is an apocalyptic number.

It is an amenable number.

20032034545 is a deficient number, since it is larger than the sum of its proper divisors (4007207735).

20032034545 is an equidigital number, since it uses as much as digits as its factorization.

20032034545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133475.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 20032034545 its reverse (54543023002), we get a palindrome (74575057547).

The spelling of 20032034545 in words is "twenty billion, thirty-two million, thirty-four thousand, five hundred forty-five".