4398988313858 has 16 divisors (see below), whose sum is σ = 6826114314360. Its totient is φ = 2123619052800.

The previous prime is 4398988313809. The next prime is 4398988313891. The reversal of 4398988313858 is 8583138898934.

It can be written as a sum of positive squares in 4 ways, for example, as 3630232870489 + 768755443369 = 1905317^2 + 876787^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3832778 + ... + 4846458.

Almost surely, 2^{4398988313858} is an apocalyptic number.

4398988313858 is a deficient number, since it is larger than the sum of its proper divisors (2427126000502).

4398988313858 is a wasteful number, since it uses less digits than its factorization.

4398988313858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088533.

The product of its digits is 1433272320, while the sum is 77.

The spelling of 4398988313858 in words is "four trillion, three hundred ninety-eight billion, nine hundred eighty-eight million, three hundred thirteen thousand, eight hundred fifty-eight".