4398247772158 has 4 divisors (see below), whose sum is σ = 6597371658240. Its totient is φ = 2199123886078.

The previous prime is 4398247772129. The next prime is 4398247772159. The reversal of 4398247772158 is 8512777428934.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4398247772093 and 4398247772102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4398247772159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099561943038 + ... + 1099561943041.

It is an arithmetic number, because the mean of its divisors is an integer number (1649342914560).

Almost surely, 2^{4398247772158} is an apocalyptic number.

4398247772158 is a deficient number, since it is larger than the sum of its proper divisors (2199123886082).

4398247772158 is a wasteful number, since it uses less digits than its factorization.

4398247772158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199123886081.

The product of its digits is 189665280, while the sum is 67.

The spelling of 4398247772158 in words is "four trillion, three hundred ninety-eight billion, two hundred forty-seven million, seven hundred seventy-two thousand, one hundred fifty-eight".