2691739323 has 64 divisors (see below), whose sum is σ = 4921082880. Its totient is φ = 1416040704.

The previous prime is 2691739301. The next prime is 2691739357. The reversal of 2691739323 is 3239371962.

2691739323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2691739323 - 2¹³ = 2691731131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2691739373) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1087215 + ... + 1089687.

It is an arithmetic number, because the mean of its divisors is an integer number (76891920).

Almost surely, 2^2691739323 is an apocalyptic number.

2691739323 is a deficient number, since it is larger than the sum of its proper divisors (2229343557).

2691739323 is a wasteful number, since it uses less digits than its factorization.

2691739323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945 (or 2939 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The square root of 2691739323 is about 51881.9749334969. The cubic root of 2691739323 is about 1391.0551006031.

The spelling of 2691739323 in words is "two billion, six hundred ninety-one million, seven hundred thirty-nine thousand, three hundred twenty-three".