139683749051 has 8 divisors (see below), whose sum is σ = 174151167744. Its totient is φ = 108844479720.

The previous prime is 139683749047. The next prime is 139683749129. The reversal of 139683749051 is 150947386931.

139683749051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 139683749051 - 2² = 139683749047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139683749011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 907037255 + ... + 907037408.

It is an arithmetic number, because the mean of its divisors is an integer number (21768895968).

Almost surely, 2^139683749051 is an apocalyptic number.

139683749051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

139683749051 is a deficient number, since it is larger than the sum of its proper divisors (34467418693).

139683749051 is a wasteful number, since it uses less digits than its factorization.

139683749051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814074681.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 139683749051 in words is "one hundred thirty-nine billion, six hundred eighty-three million, seven hundred forty-nine thousand, fifty-one".