147801484578 has 48 divisors (see below), whose sum is σ = 330533317728. Its totient is φ = 43695897600.

The previous prime is 147801484573. The next prime is 147801484613. The reversal of 147801484578 is 875484108741.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (147801484573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 555151 + ... + 777042.

It is an arithmetic number, because the mean of its divisors is an integer number (6886110786).

Almost surely, 2^147801484578 is an apocalyptic number.

147801484578 is an abundant number, since it is smaller than the sum of its proper divisors (182731833150).

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

147801484578 is a wasteful number, since it uses less digits than its factorization.

147801484578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332291 (or 1332250 counting only the distinct ones).

The product of its (nonzero) digits is 8028160, while the sum is 57.

The spelling of 147801484578 in words is "one hundred forty-seven billion, eight hundred one million, four hundred eighty-four thousand, five hundred seventy-eight".