66005641362 has 32 divisors (see below), whose sum is σ = 145853903232. Its totient is φ = 19807318784.

The previous prime is 66005641357. The next prime is 66005641367. The reversal of 66005641362 is 26314650066.

It is an interprime number because it is at equal distance from previous prime (66005641357) and next prime (66005641367).

It is a self number, because there is not a number n which added to its sum of digits gives 66005641362.

It is not an unprimeable number, because it can be changed into a prime (66005641367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14065353 + ... + 14070044.

It is an arithmetic number, because the mean of its divisors is an integer number (4557934476).

Almost surely, 2^66005641362 is an apocalyptic number.

66005641362 is an abundant number, since it is smaller than the sum of its proper divisors (79848261870).

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

66005641362 is a wasteful number, since it uses less digits than its factorization.

66005641362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28135442.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 66005641362 in words is "sixty-six billion, five million, six hundred forty-one thousand, three hundred sixty-two".