2649219153 has 64 divisors (see below), whose sum is σ = 4366080000. Its totient is φ = 1424267712.

The previous prime is 2649219091. The next prime is 2649219169. The reversal of 2649219153 is 3519129462.

It is not a de Polignac number, because 2649219153 - 2¹² = 2649215057 is a prime.

It is a super-3 number, since 3×2649219153³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2649209153) 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 63 ways as a sum of consecutive naturals, for example, 3499251 + ... + 3500007.

It is an arithmetic number, because the mean of its divisors is an integer number (68220000).

Almost surely, 2^2649219153 is an apocalyptic number.

It is an amenable number.

2649219153 is a deficient number, since it is larger than the sum of its proper divisors (1716860847).

2649219153 is a wasteful number, since it uses less digits than its factorization.

2649219153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979 (or 965 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 2649219153 is about 51470.5658896422. The cubic root of 2649219153 is about 1383.6915711030.

The spelling of 2649219153 in words is "two billion, six hundred forty-nine million, two hundred nineteen thousand, one hundred fifty-three".