147378581056 has 336 divisors, whose sum is σ = 375065909760. Its totient is φ = 57062154240.

The previous prime is 147378581047. The next prime is 147378581059. The reversal of 147378581056 is 650185873741.

It is a junction number, because it is equal to n+sod(n) for n = 147378580988 and 147378581006.

It is not an unprimeable number, because it can be changed into a prime (147378581059) 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, 134838046 + ... + 134839138.

Almost surely, 2^147378581056 is an apocalyptic number.

147378581056 is a gapful number since it is divisible by the number (16) 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 147378581056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187532954880).

147378581056 is an abundant number, since it is smaller than the sum of its proper divisors (227687328704).

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

147378581056 is a wasteful number, since it uses less digits than its factorization.

147378581056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 55.

The spelling of 147378581056 in words is "one hundred forty-seven billion, three hundred seventy-eight million, five hundred eighty-one thousand, fifty-six".