139407597338 has 8 divisors (see below), whose sum is σ = 209123005332. Its totient is φ = 69699928896.

The previous prime is 139407597323. The next prime is 139407597353. The reversal of 139407597338 is 833795704931.

139407597338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (139407597323) and next prime (139407597353).

It can be written as a sum of positive squares in 2 ways, for example, as 117324745729 + 22082851609 = 342527^2 + 148603^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1889645 + ... + 1962032.

Almost surely, 2^139407597338 is an apocalyptic number.

139407597338 is a deficient number, since it is larger than the sum of its proper divisors (69715407994).

139407597338 is a wasteful number, since it uses less digits than its factorization.

139407597338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869776.

The product of its (nonzero) digits is 17146080, while the sum is 59.

The spelling of 139407597338 in words is "one hundred thirty-nine billion, four hundred seven million, five hundred ninety-seven thousand, three hundred thirty-eight".