6411275366399 has 4 divisors (see below), whose sum is σ = 6516378241320. Its totient is φ = 6306172491480.

The previous prime is 6411275366393. The next prime is 6411275366429. The reversal of 6411275366399 is 9936635721146.

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 6411275366399 - 2¹⁶ = 6411275300863 is a prime.

It is a super-2 number, since 2×6411275366399² (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 (6411275366393) 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, 52551437369 + ... + 52551437490.

It is an arithmetic number, because the mean of its divisors is an integer number (1629094560330).

Almost surely, 2^{6411275366399} is an apocalyptic number.

6411275366399 is a deficient number, since it is larger than the sum of its proper divisors (105102874921).

6411275366399 is a wasteful number, since it uses less digits than its factorization.

6411275366399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105102874920.

The product of its digits is 44089920, while the sum is 62.

The spelling of 6411275366399 in words is "six trillion, four hundred eleven billion, two hundred seventy-five million, three hundred sixty-six thousand, three hundred ninety-nine".