20045543035 has 24 divisors (see below), whose sum is σ = 28099103040. Its totient is φ = 13687962624.

The previous prime is 20045542997. The next prime is 20045543041. The reversal of 20045543035 is 53034554002.

It is a happy number.

It is not a de Polignac number, because 20045543035 - 2¹³ = 20045534843 is a prime.

It is a super-2 number, since 2×20045543035² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20045542988 and 20045543006.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112614 + ... + 229723.

It is an arithmetic number, because the mean of its divisors is an integer number (1170795960).

Almost surely, 2^20045543035 is an apocalyptic number.

20045543035 is a deficient number, since it is larger than the sum of its proper divisors (8053560005).

20045543035 is a wasteful number, since it uses less digits than its factorization.

20045543035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342595 (or 342588 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 20045543035 in words is "twenty billion, forty-five million, five hundred forty-three thousand, thirty-five".