139484374647 has 8 divisors (see below), whose sum is σ = 188598591360. Its totient is φ = 91679870520.

The previous prime is 139484374639. The next prime is 139484374649. The reversal of 139484374647 is 746473484931.

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 139484374647 - 2³ = 139484374639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139484374649) 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, 327427897 + ... + 327428322.

It is an arithmetic number, because the mean of its divisors is an integer number (23574823920).

Almost surely, 2^139484374647 is an apocalyptic number.

139484374647 is a deficient number, since it is larger than the sum of its proper divisors (49114216713).

139484374647 is an equidigital number, since it uses as much as digits as its factorization.

139484374647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654856293.

The product of its digits is 48771072, while the sum is 60.

The spelling of 139484374647 in words is "one hundred thirty-nine billion, four hundred eighty-four million, three hundred seventy-four thousand, six hundred forty-seven".