3989710592495 has 4 divisors (see below), whose sum is σ = 4787652711000. Its totient is φ = 3191768473992.

The previous prime is 3989710592431. The next prime is 3989710592509. The reversal of 3989710592495 is 5942950179893.

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

It is a cyclic number.

It is not a de Polignac number, because 3989710592495 - 2⁶ = 3989710592431 is a prime.

It is a super-2 number, since 2×3989710592495² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 398971059245 + ... + 398971059254.

It is an arithmetic number, because the mean of its divisors is an integer number (1196913177750).

Almost surely, 2^{3989710592495} is an apocalyptic number.

3989710592495 is a deficient number, since it is larger than the sum of its proper divisors (797942118505).

3989710592495 is an equidigital number, since it uses as much as digits as its factorization.

3989710592495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797942118504.

The product of its (nonzero) digits is 220449600, while the sum is 71.

The spelling of 3989710592495 in words is "three trillion, nine hundred eighty-nine billion, seven hundred ten million, five hundred ninety-two thousand, four hundred ninety-five".