2067620264 has 8 divisors (see below), whose sum is σ = 3876788010. Its totient is φ = 1033810128.

The previous prime is 2067620239. The next prime is 2067620293. The reversal of 2067620264 is 4620267602.

It can be written as a sum of positive squares in only one way, i.e., 1677557764 + 390062500 = 40958^2 + 19750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2067620264² = 8550107112206859392, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 129226259 + ... + 129226274.

Almost surely, 2^2067620264 is an apocalyptic number.

It is an amenable number.

2067620264 is a deficient number, since it is larger than the sum of its proper divisors (1809167746).

2067620264 is a wasteful number, since it uses less digits than its factorization.

2067620264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258452539 (or 258452535 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 2067620264 is about 45471.0926193774. The cubic root of 2067620264 is about 1273.9633278335.

Adding to 2067620264 its reverse (4620267602), we get a palindrome (6687887866).

The spelling of 2067620264 in words is "two billion, sixty-seven million, six hundred twenty thousand, two hundred sixty-four".