147438303989 has 8 divisors (see below), whose sum is σ = 153853128000. Its totient is φ = 141023851936.

The previous prime is 147438303983. The next prime is 147438304009. The reversal of 147438303989 is 989303834741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147438303989 - 2¹² = 147438299893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147438303983) 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, 981137 + ... + 1121385.

It is an arithmetic number, because the mean of its divisors is an integer number (19231641000).

Almost surely, 2^147438303989 is an apocalyptic number.

It is an amenable number.

147438303989 is a deficient number, since it is larger than the sum of its proper divisors (6414824011).

147438303989 is a wasteful number, since it uses less digits than its factorization.

147438303989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185979.

The product of its (nonzero) digits is 15676416, while the sum is 59.

The spelling of 147438303989 in words is "one hundred forty-seven billion, four hundred thirty-eight million, three hundred three thousand, nine hundred eighty-nine".