147138740672 has 112 divisors (see below), whose sum is σ = 364352262912. Its totient is φ = 57275258880.

The previous prime is 147138740657. The next prime is 147138740681. The reversal of 147138740672 is 276047831741.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-3 number, since 3×147138740672³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 147138740672.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5718428 + ... + 5744100.

Almost surely, 2^147138740672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147138740672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182176131456).

147138740672 is an abundant number, since it is smaller than the sum of its proper divisors (217213522240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147138740672 is a wasteful number, since it uses less digits than its factorization.

147138740672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26866 (or 26856 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 147138740672 in words is "one hundred forty-seven billion, one hundred thirty-eight million, seven hundred forty thousand, six hundred seventy-two".