5387855936399 has 4 divisors (see below), whose sum is σ = 5387862698664. Its totient is φ = 5387849174136.

The previous prime is 5387855936389. The next prime is 5387855936401. The reversal of 5387855936399 is 9936395587835.

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 5387855936399 - 2⁴⁰ = 4288344308623 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 (5387855936339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1997177 + ... + 3842450.

It is an arithmetic number, because the mean of its divisors is an integer number (1346965674666).

Almost surely, 2^{5387855936399} is an apocalyptic number.

5387855936399 is a deficient number, since it is larger than the sum of its proper divisors (6762265).

5387855936399 is an equidigital number, since it uses as much as digits as its factorization.

5387855936399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6762264.

The product of its digits is 6613488000, while the sum is 80.

The spelling of 5387855936399 in words is "five trillion, three hundred eighty-seven billion, eight hundred fifty-five million, nine hundred thirty-six thousand, three hundred ninety-nine".