38498244249 has 4 divisors (see below), whose sum is σ = 51330992336. Its totient is φ = 25665496164.

The previous prime is 38498244193. The next prime is 38498244259. The reversal of 38498244249 is 94244289483.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 38498244249 - 2¹⁶ = 38498178713 is a prime.

It is a super-2 number, since 2×38498244249² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38498244259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6416374039 + ... + 6416374044.

It is an arithmetic number, because the mean of its divisors is an integer number (12832748084).

Almost surely, 2^38498244249 is an apocalyptic number.

It is an amenable number.

38498244249 is a deficient number, since it is larger than the sum of its proper divisors (12832748087).

38498244249 is a wasteful number, since it uses less digits than its factorization.

38498244249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12832748086.

The product of its digits is 15925248, while the sum is 57.

The spelling of 38498244249 in words is "thirty-eight billion, four hundred ninety-eight million, two hundred forty-four thousand, two hundred forty-nine".