5386156756991 has 16 divisors (see below), whose sum is σ = 5713607098368. Its totient is φ = 5068482400800.

The previous prime is 5386156756961. The next prime is 5386156757083. The reversal of 5386156756991 is 1996576516835.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5386156756991 - 2⁶ = 5386156756927 is a prime.

It is a super-2 number, since 2×5386156756991² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5386156756921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495596 + ... + 3319326.

It is an arithmetic number, because the mean of its divisors is an integer number (357100443648).

Almost surely, 2^{5386156756991} is an apocalyptic number.

5386156756991 is a deficient number, since it is larger than the sum of its proper divisors (327450341377).

5386156756991 is a wasteful number, since it uses less digits than its factorization.

5386156756991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825462.

The product of its digits is 367416000, while the sum is 71.

The spelling of 5386156756991 in words is "five trillion, three hundred eighty-six billion, one hundred fifty-six million, seven hundred fifty-six thousand, nine hundred ninety-one".