2038664897819 has 8 divisors (see below), whose sum is σ = 2320693638912. Its totient is φ = 1772752084840.

The previous prime is 2038664897779. The next prime is 2038664897833. The reversal of 2038664897819 is 9187984668302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2038664897819 is a prime.

It is a super-4 number, since 4×2038664897819⁴ (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2038664827819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4028981759 + ... + 4028982264.

It is an arithmetic number, because the mean of its divisors is an integer number (290086704864).

Almost surely, 2^{2038664897819} is an apocalyptic number.

2038664897819 is a deficient number, since it is larger than the sum of its proper divisors (282028741093).

2038664897819 is a wasteful number, since it uses less digits than its factorization.

2038664897819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8057964057.

The product of its (nonzero) digits is 250822656, while the sum is 71.

The spelling of 2038664897819 in words is "two trillion, thirty-eight billion, six hundred sixty-four million, eight hundred ninety-seven thousand, eight hundred nineteen".