139620605327 has 4 divisors (see below), whose sum is σ = 159566406096. Its totient is φ = 119674804560.

The previous prime is 139620605317. The next prime is 139620605417. The reversal of 139620605327 is 723506026931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 139620605327 - 2¹⁰ = 139620604303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139620605317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9972900374 + ... + 9972900387.

It is an arithmetic number, because the mean of its divisors is an integer number (39891601524).

Almost surely, 2^139620605327 is an apocalyptic number.

139620605327 is a deficient number, since it is larger than the sum of its proper divisors (19945800769).

139620605327 is an equidigital number, since it uses as much as digits as its factorization.

139620605327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19945800768.

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 139620605327 in words is "one hundred thirty-nine billion, six hundred twenty million, six hundred five thousand, three hundred twenty-seven".