20036835020 has 48 divisors (see below), whose sum is σ = 43925753088. Its totient is φ = 7662959040.

The previous prime is 20036835019. The next prime is 20036835029. The reversal of 20036835020 is 2053863002.

It is not an unprimeable number, because it can be changed into a prime (20036835029) 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, 1237175 + ... + 1253265.

It is an arithmetic number, because the mean of its divisors is an integer number (915119856).

Almost surely, 2^20036835020 is an apocalyptic number.

20036835020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20036835020 is an abundant number, since it is smaller than the sum of its proper divisors (23888918068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20036835020 is a wasteful number, since it uses less digits than its factorization.

20036835020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18830 (or 18828 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 20036835020 in words is "twenty billion, thirty-six million, eight hundred thirty-five thousand, twenty".