27603850138 has 16 divisors (see below), whose sum is σ = 41462449344. Its totient is φ = 13783049280.

The previous prime is 27603850097. The next prime is 27603850189. The reversal of 27603850138 is 83105830672.

It is a junction number, because it is equal to n+sod(n) for n = 27603850094 and 27603850103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7464706 + ... + 7468402.

It is an arithmetic number, because the mean of its divisors is an integer number (2591403084).

Almost surely, 2^27603850138 is an apocalyptic number.

27603850138 is a deficient number, since it is larger than the sum of its proper divisors (13858599206).

27603850138 is a wasteful number, since it uses less digits than its factorization.

27603850138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7797.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 27603850138 in words is "twenty-seven billion, six hundred three million, eight hundred fifty thousand, one hundred thirty-eight".