2662299989 has 2 divisors, whose sum is σ = 2662299990. Its totient is φ = 2662299988.

The previous prime is 2662299967. The next prime is 2662300033. The reversal of 2662299989 is 9899922662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1493822500 + 1168477489 = 38650^2 + 34183^2 .

It is a cyclic number.

It is not a de Polignac number, because 2662299989 - 2¹⁶ = 2662234453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2662299919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331149994 + 1331149995.

It is an arithmetic number, because the mean of its divisors is an integer number (1331149995).

Almost surely, 2^2662299989 is an apocalyptic number.

It is an amenable number.

2662299989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662299989 is an equidigital number, since it uses as much as digits as its factorization.

2662299989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15116544, while the sum is 62.

The square root of 2662299989 is about 51597.4804520531. The cubic root of 2662299989 is about 1385.9652138732.

The spelling of 2662299989 in words is "two billion, six hundred sixty-two million, two hundred ninety-nine thousand, nine hundred eighty-nine".