2208245159138 has 16 divisors (see below), whose sum is σ = 3342521178360. Its totient is φ = 1094114851200.

The previous prime is 2208245159137. The next prime is 2208245159143. The reversal of 2208245159138 is 8319515428022.

It can be written as a sum of positive squares in 4 ways, for example, as 977581080529 + 1230664078609 = 988727^2 + 1109353^2 .

It is not an unprimeable number, because it can be changed into a prime (2208245159137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10752593 + ... + 10956036.

Almost surely, 2^{2208245159138} is an apocalyptic number.

2208245159138 is a deficient number, since it is larger than the sum of its proper divisors (1134276019222).

2208245159138 is a wasteful number, since it uses less digits than its factorization.

2208245159138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21709093.

The product of its (nonzero) digits is 1382400, while the sum is 50.

The spelling of 2208245159138 in words is "two trillion, two hundred eight billion, two hundred forty-five million, one hundred fifty-nine thousand, one hundred thirty-eight".