2694542816 has 96 divisors (see below), whose sum is σ = 6297274368. Its totient is φ = 1110597120.

The previous prime is 2694542771. The next prime is 2694542821. The reversal of 2694542816 is 6182454962.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1200191 + ... + 1202433.

It is an arithmetic number, because the mean of its divisors is an integer number (65596608).

Almost surely, 2^2694542816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2694542816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3148637184).

2694542816 is an abundant number, since it is smaller than the sum of its proper divisors (3602731552).

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

2694542816 is a wasteful number, since it uses less digits than its factorization.

2694542816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464 (or 2456 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The square root of 2694542816 is about 51908.9858887650. The cubic root of 2694542816 is about 1391.5378690098.

The spelling of 2694542816 in words is "two billion, six hundred ninety-four million, five hundred forty-two thousand, eight hundred sixteen".