2664339137 has 4 divisors (see below), whose sum is σ = 2665545300. Its totient is φ = 2663132976.

The previous prime is 2664339133. The next prime is 2664339173. The reversal of 2664339137 is 7319334662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2480438416 + 183900721 = 49804^2 + 13561^2 .

It is a cyclic number.

It is not a de Polignac number, because 2664339137 - 2² = 2664339133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2664339133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599762 + ... + 604187.

It is an arithmetic number, because the mean of its divisors is an integer number (666386325).

Almost surely, 2^2664339137 is an apocalyptic number.

It is an amenable number.

2664339137 is a deficient number, since it is larger than the sum of its proper divisors (1206163).

2664339137 is a wasteful number, since it uses less digits than its factorization.

2664339137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206162.

The product of its digits is 489888, while the sum is 44.

The square root of 2664339137 is about 51617.2368206590. The cubic root of 2664339137 is about 1386.3189765288.

The spelling of 2664339137 in words is "two billion, six hundred sixty-four million, three hundred thirty-nine thousand, one hundred thirty-seven".