66208483194 has 32 divisors (see below), whose sum is σ = 151350560640. Its totient is φ = 18914598912.

The previous prime is 66208483183. The next prime is 66208483217. The reversal of 66208483194 is 49138480266.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314662 + ... + 481070.

It is an arithmetic number, because the mean of its divisors is an integer number (4729705020).

Almost surely, 2^66208483194 is an apocalyptic number.

66208483194 is an abundant number, since it is smaller than the sum of its proper divisors (85142077446).

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

66208483194 is a wasteful number, since it uses less digits than its factorization.

66208483194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175894.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The spelling of 66208483194 in words is "sixty-six billion, two hundred eight million, four hundred eighty-three thousand, one hundred ninety-four".