139291326357 has 16 divisors (see below), whose sum is σ = 188404864128. Its totient is φ = 91520271360.

The previous prime is 139291326323. The next prime is 139291326367. The reversal of 139291326357 is 753623192931.

It is not a de Polignac number, because 139291326357 - 2¹⁹ = 139290802069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139291326367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488013 + ... + 718845.

It is an arithmetic number, because the mean of its divisors is an integer number (11775304008).

Almost surely, 2^139291326357 is an apocalyptic number.

It is an amenable number.

139291326357 is a deficient number, since it is larger than the sum of its proper divisors (49113537771).

139291326357 is a wasteful number, since it uses less digits than its factorization.

139291326357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233740.

The product of its digits is 1837080, while the sum is 51.

The spelling of 139291326357 in words is "one hundred thirty-nine billion, two hundred ninety-one million, three hundred twenty-six thousand, three hundred fifty-seven".