2665824338 has 16 divisors (see below), whose sum is σ = 4178843136. Its totient is φ = 1273050240.

The previous prime is 2665824331. The next prime is 2665824347. The reversal of 2665824338 is 8334285662.

It is a junction number, because it is equal to n+sod(n) for n = 2665824292 and 2665824301.

It is not an unprimeable number, because it can be changed into a prime (2665824331) 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, 12098 + ... + 74013.

It is an arithmetic number, because the mean of its divisors is an integer number (261177696).

Almost surely, 2^2665824338 is an apocalyptic number.

2665824338 is a deficient number, since it is larger than the sum of its proper divisors (1513018798).

2665824338 is a wasteful number, since it uses less digits than its factorization.

2665824338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86809.

The product of its digits is 1658880, while the sum is 47.

The square root of 2665824338 is about 51631.6214930347. The cubic root of 2665824338 is about 1386.5765238056.

The spelling of 2665824338 in words is "two billion, six hundred sixty-five million, eight hundred twenty-four thousand, three hundred thirty-eight".