2438616538 has 32 divisors (see below), whose sum is σ = 3881043072. Its totient is φ = 1146816000.

The previous prime is 2438616511. The next prime is 2438616539. The reversal of 2438616538 is 8356168342.

2438616538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (2438616539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345653 + ... + 1347463.

It is an arithmetic number, because the mean of its divisors is an integer number (121282596).

Almost surely, 2^2438616538 is an apocalyptic number.

2438616538 is a deficient number, since it is larger than the sum of its proper divisors (1442426534).

2438616538 is a wasteful number, since it uses less digits than its factorization.

2438616538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310.

The product of its digits is 829440, while the sum is 46.

The square root of 2438616538 is about 49382.3504705882. The cubic root of 2438616538 is about 1346.0086109340.

The spelling of 2438616538 in words is "two billion, four hundred thirty-eight million, six hundred sixteen thousand, five hundred thirty-eight".