2691723016 has 32 divisors (see below), whose sum is σ = 5434452000. Its totient is φ = 1245220096.

The previous prime is 2691722977. The next prime is 2691723017. The reversal of 2691723016 is 6103271962.

It is not an unprimeable number, because it can be changed into a prime (2691723017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159706 + ... + 175753.

It is an arithmetic number, because the mean of its divisors is an integer number (169826625).

Almost surely, 2^2691723016 is an apocalyptic number.

It is an amenable number.

2691723016 is an abundant number, since it is smaller than the sum of its proper divisors (2742728984).

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

2691723016 is a wasteful number, since it uses less digits than its factorization.

2691723016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335541 (or 335537 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2691723016 is about 51881.8177784857. The cubic root of 2691723016 is about 1391.0522915172.

Adding to 2691723016 its reverse (6103271962), we get a palindrome (8794994978).

The spelling of 2691723016 in words is "two billion, six hundred ninety-one million, seven hundred twenty-three thousand, sixteen".