2649238370 has 32 divisors (see below), whose sum is σ = 4890591216. Its totient is φ = 1032652800.

The previous prime is 2649238307. The next prime is 2649238399. The reversal of 2649238370 is 738329462.

2649238370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1663089961 + 986148409 = 40781^2 + 31403^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405530 + ... + 412010.

Almost surely, 2^2649238370 is an apocalyptic number.

2649238370 is a deficient number, since it is larger than the sum of its proper divisors (2241352846).

2649238370 is a wasteful number, since it uses less digits than its factorization.

2649238370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7526.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 2649238370 is about 51470.7525688133. The cubic root of 2649238370 is about 1383.6949167853.

The spelling of 2649238370 in words is "two billion, six hundred forty-nine million, two hundred thirty-eight thousand, three hundred seventy".