139161977183 has 8 divisors (see below), whose sum is σ = 140483109360. Its totient is φ = 137841652800.

The previous prime is 139161977173. The next prime is 139161977231. The reversal of 139161977183 is 381779161931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 139161977183 - 2⁴ = 139161977167 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 (139161977113) 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, 147083 + ... + 547683.

It is an arithmetic number, because the mean of its divisors is an integer number (17560388670).

Almost surely, 2^139161977183 is an apocalyptic number.

139161977183 is a deficient number, since it is larger than the sum of its proper divisors (1321132177).

139161977183 is a wasteful number, since it uses less digits than its factorization.

139161977183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403897.

The product of its digits is 1714608, while the sum is 56.

The spelling of 139161977183 in words is "one hundred thirty-nine billion, one hundred sixty-one million, nine hundred seventy-seven thousand, one hundred eighty-three".