66088770358 has 16 divisors (see below), whose sum is σ = 110202615936. Its totient is φ = 29518557120.

The previous prime is 66088770353. The next prime is 66088770379. The reversal of 66088770358 is 85307788066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66088770353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40997191 + ... + 40998802.

It is an arithmetic number, because the mean of its divisors is an integer number (6887663496).

Almost surely, 2^66088770358 is an apocalyptic number.

66088770358 is a deficient number, since it is larger than the sum of its proper divisors (44113845578).

66088770358 is a wasteful number, since it uses less digits than its factorization.

66088770358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81996039.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 66088770358 in words is "sixty-six billion, eighty-eight million, seven hundred seventy thousand, three hundred fifty-eight".