20034514545 has 16 divisors (see below), whose sum is σ = 32415396480. Its totient is φ = 10565016704.

The previous prime is 20034514529. The next prime is 20034514547. The reversal of 20034514545 is 54541543002.

It is a cyclic number.

It is not a de Polignac number, because 20034514545 - 2⁴ = 20034514529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20034514547) 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, 7502229 + ... + 7504898.

It is an arithmetic number, because the mean of its divisors is an integer number (2025962280).

Almost surely, 2^20034514545 is an apocalyptic number.

It is an amenable number.

20034514545 is a deficient number, since it is larger than the sum of its proper divisors (12380881935).

20034514545 is a wasteful number, since it uses less digits than its factorization.

20034514545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15007224.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 20034514545 in words is "twenty billion, thirty-four million, five hundred fourteen thousand, five hundred forty-five".