6266636145 has 128 divisors (see below), whose sum is σ = 14621184000. Its totient is φ = 2467169280.

The previous prime is 6266636087. The next prime is 6266636153. The reversal of 6266636145 is 5416366626.

It is not a de Polignac number, because 6266636145 - 2⁹ = 6266635633 is a prime.

It is a super-2 number, since 2×6266636145² = 78541457147640922050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6266636145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 181641 + ... + 213369.

It is an arithmetic number, because the mean of its divisors is an integer number (114228000).

Almost surely, 2^6266636145 is an apocalyptic number.

It is an amenable number.

6266636145 is an abundant number, since it is smaller than the sum of its proper divisors (8354547855).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6266636145 is a wasteful number, since it uses less digits than its factorization.

6266636145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31780 (or 31774 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 6266636145 is about 79162.0878009164. The cubic root of 6266636145 is about 1843.6486502252.

It can be divided in two parts, 6266 and 636145, that added together give a triangular number (642411 = T₁₁₃₃).

The spelling of 6266636145 in words is "six billion, two hundred sixty-six million, six hundred thirty-six thousand, one hundred forty-five".