6727374318505 has 32 divisors (see below), whose sum is σ = 8162476106400. Its totient is φ = 5322346278912.

The previous prime is 6727374318487. The next prime is 6727374318527. The reversal of 6727374318505 is 5058134737276.

It can be written as a sum of positive squares in 16 ways, for example, as 1177335672601 + 5550038645904 = 1085051^2 + 2355852^2 .

It is a cyclic number.

It is not a de Polignac number, because 6727374318505 - 2¹⁹ = 6727373794217 is a prime.

It is a super-2 number, since 2×6727374318505² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6727374318505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 813561511 + ... + 813569779.

It is an arithmetic number, because the mean of its divisors is an integer number (255077378325).

Almost surely, 2^{6727374318505} is an apocalyptic number.

It is an amenable number.

6727374318505 is a deficient number, since it is larger than the sum of its proper divisors (1435101787895).

6727374318505 is a wasteful number, since it uses less digits than its factorization.

6727374318505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11053.

The product of its (nonzero) digits is 29635200, while the sum is 58.

The spelling of 6727374318505 in words is "six trillion, seven hundred twenty-seven billion, three hundred seventy-four million, three hundred eighteen thousand, five hundred five".