2812649116020 has 96 divisors (see below), whose sum is σ = 7914245598336. Its totient is φ = 746346700800.

The previous prime is 2812649115989. The next prime is 2812649116021. The reversal of 2812649116020 is 206119462182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2812649116021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18679635 + ... + 18829605.

It is an arithmetic number, because the mean of its divisors is an integer number (82440058316).

Almost surely, 2^{2812649116020} is an apocalyptic number.

2812649116020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2812649116020 is an abundant number, since it is smaller than the sum of its proper divisors (5101596482316).

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

2812649116020 is a wasteful number, since it uses less digits than its factorization.

2812649116020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151521 (or 151519 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 2812649116020 in words is "two trillion, eight hundred twelve billion, six hundred forty-nine million, one hundred sixteen thousand, twenty".