147139446132 has 144 divisors (see below), whose sum is σ = 444286402560. Its totient is φ = 41708574432.

The previous prime is 147139446131. The next prime is 147139446137. The reversal of 147139446132 is 231644931741.

It is a happy number.

147139446132 is a `hidden beast` number, since 1 + 4 + 71 + 3 + 9 + 446 + 132 = 666.

It is a super-3 number, since 3×147139446132³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147139446131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 778969 + ... + 949247.

It is an arithmetic number, because the mean of its divisors is an integer number (3085322240).

Almost surely, 2^147139446132 is an apocalyptic number.

147139446132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147139446132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222143201280).

147139446132 is an abundant number, since it is smaller than the sum of its proper divisors (297146956428).

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

147139446132 is a wasteful number, since it uses less digits than its factorization.

147139446132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170432 (or 170418 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The spelling of 147139446132 in words is "one hundred forty-seven billion, one hundred thirty-nine million, four hundred forty-six thousand, one hundred thirty-two".