139605829811 has 8 divisors (see below), whose sum is σ = 159552794880. Its totient is φ = 119659683528.

The previous prime is 139605829793. The next prime is 139605829841. The reversal of 139605829811 is 118928506931.

It is a happy number.

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

It is not a de Polignac number, because 139605829811 - 2¹⁰ = 139605828787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139605829841) 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, 219200 + ... + 572066.

It is an arithmetic number, because the mean of its divisors is an integer number (19944099360).

Almost surely, 2^139605829811 is an apocalyptic number.

139605829811 is a deficient number, since it is larger than the sum of its proper divisors (19946965069).

139605829811 is an equidigital number, since it uses as much as digits as its factorization.

139605829811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409393.

The product of its (nonzero) digits is 933120, while the sum is 53.

The spelling of 139605829811 in words is "one hundred thirty-nine billion, six hundred five million, eight hundred twenty-nine thousand, eight hundred eleven".