2823116718621 has 16 divisors (see below), whose sum is σ = 3781423310336. Its totient is φ = 1873445702976.

The previous prime is 2823116718581. The next prime is 2823116718733. The reversal of 2823116718621 is 1268176113282.

It is not a de Polignac number, because 2823116718621 - 2¹⁸ = 2823116456477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2823116718221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6460371 + ... + 6883503.

It is an arithmetic number, because the mean of its divisors is an integer number (236338956896).

Almost surely, 2^{2823116718621} is an apocalyptic number.

It is an amenable number.

2823116718621 is a deficient number, since it is larger than the sum of its proper divisors (958306591715).

2823116718621 is a wasteful number, since it uses less digits than its factorization.

2823116718621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433332.

The product of its digits is 387072, while the sum is 48.

The spelling of 2823116718621 in words is "two trillion, eight hundred twenty-three billion, one hundred sixteen million, seven hundred eighteen thousand, six hundred twenty-one".