2387663872813 has 8 divisors (see below), whose sum is σ = 2491501183488. Its totient is φ = 2283828715344.

The previous prime is 2387663872757. The next prime is 2387663872831. The reversal of 2387663872813 is 3182783667832.

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-2387663872813 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 (2387663872213) 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, 1978020 + ... + 2947522.

It is an arithmetic number, because the mean of its divisors is an integer number (311437647936).

Almost surely, 2^{2387663872813} is an apocalyptic number.

2387663872813 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2387663872813 is a deficient number, since it is larger than the sum of its proper divisors (103837310675).

2387663872813 is a wasteful number, since it uses less digits than its factorization.

2387663872813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076603.

The product of its digits is 97542144, while the sum is 64.

The spelling of 2387663872813 in words is "two trillion, three hundred eighty-seven billion, six hundred sixty-three million, eight hundred seventy-two thousand, eight hundred thirteen".