147394716644 has 48 divisors (see below), whose sum is σ = 312046627200. Its totient is φ = 59572509696.

The previous prime is 147394716641. The next prime is 147394716659. The reversal of 147394716644 is 446617493741.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 147394716644.

It is not an unprimeable number, because it can be changed into a prime (147394716641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2075789 + ... + 2145620.

It is an arithmetic number, because the mean of its divisors is an integer number (6500971400).

Almost surely, 2^147394716644 is an apocalyptic number.

147394716644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

147394716644 is an abundant number, since it is smaller than the sum of its proper divisors (164651910556).

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

147394716644 is a wasteful number, since it uses less digits than its factorization.

147394716644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221492 (or 4221490 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 56.

The spelling of 147394716644 in words is "one hundred forty-seven billion, three hundred ninety-four million, seven hundred sixteen thousand, six hundred forty-four".