6411275366401 has 8 divisors (see below), whose sum is σ = 6702673034880. Its totient is φ = 6132524251876.

The previous prime is 6411275366393. The next prime is 6411275366429. The reversal of 6411275366401 is 1046635721146.

It is a happy number.

It is not a de Polignac number, because 6411275366401 - 2³ = 6411275366393 is a prime.

It is a super-2 number, since 2×6411275366401² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6411275366491) 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, 263457685 + ... + 263482018.

It is an arithmetic number, because the mean of its divisors is an integer number (837834129360).

Almost surely, 2^{6411275366401} is an apocalyptic number.

It is an amenable number.

6411275366401 is a deficient number, since it is larger than the sum of its proper divisors (291397668479).

6411275366401 is an frugal number, since it uses more digits than its factorization.

6411275366401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526939772 (or 526939726 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 6411275366401 in words is "six trillion, four hundred eleven billion, two hundred seventy-five million, three hundred sixty-six thousand, four hundred one".