20034545204 has 12 divisors (see below), whose sum is σ = 35915587428. Its totient is φ = 9772948800.

The previous prime is 20034545197. The next prime is 20034545207. The reversal of 20034545204 is 40254543002.

It can be written as a sum of positive squares in 2 ways, for example, as 316768804 + 19717776400 = 17798^2 + 140420^2 .

It is a super-2 number, since 2×20034545204² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034545207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61080767 + ... + 61081094.

It is an arithmetic number, because the mean of its divisors is an integer number (2992965619).

Almost surely, 2^20034545204 is an apocalyptic number.

It is an amenable number.

20034545204 is a deficient number, since it is larger than the sum of its proper divisors (15881042224).

20034545204 is a wasteful number, since it uses less digits than its factorization.

20034545204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122161906 (or 122161904 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The spelling of 20034545204 in words is "twenty billion, thirty-four million, five hundred forty-five thousand, two hundred four".