6411551323 has 4 divisors (see below), whose sum is σ = 6690314448. Its totient is φ = 6132788200.

The previous prime is 6411551317. The next prime is 6411551329. The reversal of 6411551323 is 3231551146.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3231551146 = 2 ⋅1615775573.

It is an interprime number because it is at equal distance from previous prime (6411551317) and next prime (6411551329).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6411551323 is a prime.

It is a super-2 number, since 2×6411551323² = 82215980734926100658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6411551329) 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, 139381528 + ... + 139381573.

It is an arithmetic number, because the mean of its divisors is an integer number (1672578612).

Almost surely, 2^6411551323 is an apocalyptic number.

6411551323 is a deficient number, since it is larger than the sum of its proper divisors (278763125).

6411551323 is a wasteful number, since it uses less digits than its factorization.

6411551323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278763124.

The product of its digits is 10800, while the sum is 31.

The square root of 6411551323 is about 80072.1632216840. The cubic root of 6411551323 is about 1857.7518723366.

The spelling of 6411551323 in words is "six billion, four hundred eleven million, five hundred fifty-one thousand, three hundred twenty-three".