147645648 has 60 divisors (see below), whose sum is σ = 431177760. Its totient is φ = 47074368.

The previous prime is 147645647. The next prime is 147645649. The reversal of 147645648 is 846546741.

147645648 is a `hidden beast` number, since 14 + 76 + 4 + 564 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (147645647) and next prime (147645649).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147645647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18978 + ... + 25601.

It is an arithmetic number, because the mean of its divisors is an integer number (7186296).

Almost surely, 2^147645648 is an apocalyptic number.

147645648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

147645648 is an abundant number, since it is smaller than the sum of its proper divisors (283532112).

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

147645648 is a wasteful number, since it uses less digits than its factorization.

147645648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44616 (or 44607 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 147645648 is about 12150.9525552526. The cubic root of 147645648 is about 528.5347543653.

The spelling of 147645648 in words is "one hundred forty-seven million, six hundred forty-five thousand, six hundred forty-eight".