6311495528361 has 21 divisors (see below), whose sum is σ = 9463016121901. Its totient is φ = 4207618464732.

The previous prime is 6311495528339. The next prime is 6311495528369. The reversal of 6311495528361 is 1638255941136.

The square root of 6311495528361 is 2512269.

It is a perfect power (a square), and thus also a powerful number.

6311495528361 is a `hidden beast` number, since 6 + 3 + 1 + 1 + 4 + 9 + 552 + 83 + 6 + 1 = 666.

It is not a de Polignac number, because 6311495528361 - 2⁵ = 6311495528329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6311495528298 and 6311495528307.

It is not an unprimeable number, because it can be changed into a prime (6311495528369) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 67784740 + ... + 67877786.

Almost surely, 2^{6311495528361} is an apocalyptic number.

6311495528361 is the 2512269-th square number.

6311495528361 is the 1256135-th centered octagonal number.

It is an amenable number.

6311495528361 is a deficient number, since it is larger than the sum of its proper divisors (3151520593540).

6311495528361 is an frugal number, since it uses more digits than its factorization.

6311495528361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186112 (or 93050 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 6311495528361 in words is "six trillion, three hundred eleven billion, four hundred ninety-five million, five hundred twenty-eight thousand, three hundred sixty-one".