139466986082 has 6 divisors (see below), whose sum is σ = 209201271339. Its totient is φ = 69733228970.

The previous prime is 139466986049. The next prime is 139466986133. The reversal of 139466986082 is 280689664931.

It can be written as a sum of positive squares in only one way, i.e., 69733493041 + 69733493041 = 264071^2 + 264071^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=264071.

It is a super-3 number, since 3×139466986082³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 396107 + ... + 660177.

Almost surely, 2^139466986082 is an apocalyptic number.

139466986082 is a deficient number, since it is larger than the sum of its proper divisors (69734285257).

139466986082 is an frugal number, since it uses more digits than its factorization.

139466986082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528144 (or 264073 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 62.

The spelling of 139466986082 in words is "one hundred thirty-nine billion, four hundred sixty-six million, nine hundred eighty-six thousand, eighty-two".