7266186312 has 128 divisors (see below), whose sum is σ = 23632680960. Its totient is φ = 1805253120.

The previous prime is 7266186293. The next prime is 7266186313. The reversal of 7266186312 is 2136816627.

It is a super-2 number, since 2×7266186312² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (7266186313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42973 + ... + 127980.

It is an arithmetic number, because the mean of its divisors is an integer number (184630320).

Almost surely, 2^7266186312 is an apocalyptic number.

It is an amenable number.

7266186312 is an abundant number, since it is smaller than the sum of its proper divisors (16366494648).

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

7266186312 is a wasteful number, since it uses less digits than its factorization.

7266186312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171003 (or 170999 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 7266186312 is about 85241.9281339881. The cubic root of 7266186312 is about 1936.8775995521.

The spelling of 7266186312 in words is "seven billion, two hundred sixty-six million, one hundred eighty-six thousand, three hundred twelve".