2388944947999 has 8 divisors (see below), whose sum is σ = 2427759501552. Its totient is φ = 2350369253760.

The previous prime is 2388944947979. The next prime is 2388944948009. The reversal of 2388944947999 is 9997494498832.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2388944947999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2388944947979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59694664 + ... + 59734669.

It is an arithmetic number, because the mean of its divisors is an integer number (303469937694).

Almost surely, 2^{2388944947999} is an apocalyptic number.

2388944947999 is a deficient number, since it is larger than the sum of its proper divisors (38814553553).

2388944947999 is a wasteful number, since it uses less digits than its factorization.

2388944947999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119429657.

The product of its digits is 10158317568, while the sum is 85.

The spelling of 2388944947999 in words is "two trillion, three hundred eighty-eight billion, nine hundred forty-four million, nine hundred forty-seven thousand, nine hundred ninety-nine".