2650001938 has 16 divisors (see below), whose sum is σ = 4097205144. Its totient is φ = 1284526080.

The previous prime is 2650001927. The next prime is 2650001947. The reversal of 2650001938 is 8391000562.

It can be written as a sum of positive squares in 4 ways, for example, as 2649881529 + 120409 = 51477^2 + 347^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 44143 + ... + 85138.

Almost surely, 2^2650001938 is an apocalyptic number.

2650001938 is a deficient number, since it is larger than the sum of its proper divisors (1447203206).

2650001938 is a wasteful number, since it uses less digits than its factorization.

2650001938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129597.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 2650001938 is about 51478.1695284516. The cubic root of 2650001938 is about 1383.8278409850.

The spelling of 2650001938 in words is "two billion, six hundred fifty million, one thousand, nine hundred thirty-eight".