139591273616 has 10 divisors (see below), whose sum is σ = 270458092662. Its totient is φ = 69795636800.

The previous prime is 139591273589. The next prime is 139591273631. The reversal of 139591273616 is 616372195931.

It can be written as a sum of positive squares in only one way, i.e., 131580307600 + 8010966016 = 362740^2 + 89504^2 .

It is a super-3 number, since 3×139591273616³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4362227285 + ... + 4362227316.

Almost surely, 2^139591273616 is an apocalyptic number.

139591273616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139591273616 is a deficient number, since it is larger than the sum of its proper divisors (130866819046).

139591273616 is an equidigital number, since it uses as much as digits as its factorization.

139591273616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8724454609 (or 8724454603 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 53.

The spelling of 139591273616 in words is "one hundred thirty-nine billion, five hundred ninety-one million, two hundred seventy-three thousand, six hundred sixteen".