139219240834 has 4 divisors (see below), whose sum is σ = 208828861254. Its totient is φ = 69609620416.

The previous prime is 139219240817. The next prime is 139219240861. The reversal of 139219240834 is 438042912931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 128360975625 + 10858265209 = 358275^2 + 104203^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34804810207 + ... + 34804810210.

Almost surely, 2^139219240834 is an apocalyptic number.

139219240834 is a deficient number, since it is larger than the sum of its proper divisors (69609620420).

139219240834 is an equidigital number, since it uses as much as digits as its factorization.

139219240834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69609620419.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 139219240834 in words is "one hundred thirty-nine billion, two hundred nineteen million, two hundred forty thousand, eight hundred thirty-four".