139851411388 has 24 divisors (see below), whose sum is σ = 264325712112. Its totient is φ = 64360783104.

The previous prime is 139851411361. The next prime is 139851411431. The reversal of 139851411388 is 883114158931.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3857245 + ... + 3893332.

It is an arithmetic number, because the mean of its divisors is an integer number (11013571338).

Almost surely, 2^139851411388 is an apocalyptic number.

It is an amenable number.

139851411388 is a deficient number, since it is larger than the sum of its proper divisors (124474300724).

139851411388 is a wasteful number, since it uses less digits than its factorization.

139851411388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7750941 (or 7750939 counting only the distinct ones).

The product of its digits is 829440, while the sum is 52.

The spelling of 139851411388 in words is "one hundred thirty-nine billion, eight hundred fifty-one million, four hundred eleven thousand, three hundred eighty-eight".