2020809499046 has 16 divisors (see below), whose sum is σ = 3376949562000. Its totient is φ = 900519882528.

The previous prime is 2020809499019. The next prime is 2020809499097. The reversal of 2020809499046 is 6409949080202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1340058596 + ... + 1340060103.

It is an arithmetic number, because the mean of its divisors is an integer number (211059347625).

Almost surely, 2^{2020809499046} is an apocalyptic number.

2020809499046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2020809499046 is a deficient number, since it is larger than the sum of its proper divisors (1356140062954).

2020809499046 is a wasteful number, since it uses less digits than its factorization.

2020809499046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680118743.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 2020809499046 in words is "two trillion, twenty billion, eight hundred nine million, four hundred ninety-nine thousand, forty-six".