20084811402831 has 16 divisors (see below), whose sum is σ = 30605696024064. Its totient is φ = 11476934165664.

The previous prime is 20084811402827. The next prime is 20084811402833. The reversal of 20084811402831 is 13820411848002.

It is not a de Polignac number, because 20084811402831 - 2² = 20084811402827 is a prime.

It is a super-2 number, since 2×20084811402831² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20084811402833) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1726056 + ... + 6568781.

It is an arithmetic number, because the mean of its divisors is an integer number (1912856001504).

Almost surely, 2^{20084811402831} is an apocalyptic number.

20084811402831 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20084811402831 is a deficient number, since it is larger than the sum of its proper divisors (10520884621233).

20084811402831 is a wasteful number, since it uses less digits than its factorization.

20084811402831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410150.

The product of its (nonzero) digits is 98304, while the sum is 42.

The spelling of 20084811402831 in words is "twenty trillion, eighty-four billion, eight hundred eleven million, four hundred two thousand, eight hundred thirty-one".