2981116784 has 10 divisors (see below), whose sum is σ = 5775913800. Its totient is φ = 1490558384.

The previous prime is 2981116781. The next prime is 2981116807. The reversal of 2981116784 is 4876111892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2981116781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93159884 + ... + 93159915.

It is an arithmetic number, because the mean of its divisors is an integer number (577591380).

Almost surely, 2^2981116784 is an apocalyptic number.

It is an amenable number.

2981116784 is a deficient number, since it is larger than the sum of its proper divisors (2794797016).

2981116784 is a wasteful number, since it uses less digits than its factorization.

2981116784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186319807 (or 186319801 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The square root of 2981116784 is about 54599.6042476500. The cubic root of 2981116784 is about 1439.2171645203.

The spelling of 2981116784 in words is "two billion, nine hundred eighty-one million, one hundred sixteen thousand, seven hundred eighty-four".