147618816 has 88 divisors (see below), whose sum is σ = 407271120. Its totient is φ = 47480832.

The previous prime is 147618773. The next prime is 147618817. The reversal of 147618816 is 618816741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147618817) 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, 88260 + ... + 89916.

Almost surely, 2^147618816 is an apocalyptic number.

147618816 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 147618816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203635560).

147618816 is an abundant number, since it is smaller than the sum of its proper divisors (259652304).

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

147618816 is a wasteful number, since it uses less digits than its factorization.

147618816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709 (or 1691 counting only the distinct ones).

The product of its digits is 64512, while the sum is 42.

The square root of 147618816 is about 12149.8483941159. The cubic root of 147618816 is about 528.5027351267.

The spelling of 147618816 in words is "one hundred forty-seven million, six hundred eighteen thousand, eight hundred sixteen".