139291326355 has 8 divisors (see below), whose sum is σ = 167676879312. Its totient is φ = 111081535968.

The previous prime is 139291326323. The next prime is 139291326367. The reversal of 139291326355 is 553623192931.

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 139291326355 - 2⁵ = 139291326323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139291326299 and 139291326308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43938897 + ... + 43942066.

It is an arithmetic number, because the mean of its divisors is an integer number (20959609914).

Almost surely, 2^139291326355 is an apocalyptic number.

139291326355 is a deficient number, since it is larger than the sum of its proper divisors (28385552957).

139291326355 is an equidigital number, since it uses as much as digits as its factorization.

139291326355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87881285.

The product of its digits is 1312200, while the sum is 49.

The spelling of 139291326355 in words is "one hundred thirty-nine billion, two hundred ninety-one million, three hundred twenty-six thousand, three hundred fifty-five".