13823999998 has 4 divisors (see below), whose sum is σ = 20736000000. Its totient is φ = 6911999998.

The previous prime is 13823999983. The next prime is 13824000013. The reversal of 13823999998 is 89999932831.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (13823999983) and next prime (13824000013).

It is a super-2 number, since 2×13823999998² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3455999998 + ... + 3456000001.

It is an arithmetic number, because the mean of its divisors is an integer number (5184000000).

Almost surely, 2^13823999998 is an apocalyptic number.

13823999998 is a deficient number, since it is larger than the sum of its proper divisors (6912000002).

13823999998 is an equidigital number, since it uses as much as digits as its factorization.

13823999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6912000001.

The product of its digits is 68024448, while the sum is 70.

The spelling of 13823999998 in words is "thirteen billion, eight hundred twenty-three million, nine hundred ninety-nine thousand, nine hundred ninety-eight".