147653550 has 192 divisors, whose sum is σ = 453899520. Its totient is φ = 34992000.

The previous prime is 147653549. The next prime is 147653591. The reversal of 147653550 is 55356741.

147653550 is a `hidden beast` number, since 1 + 4 + 76 + 535 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 905769 + ... + 905931.

It is an arithmetic number, because the mean of its divisors is an integer number (2364060).

Almost surely, 2^147653550 is an apocalyptic number.

147653550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 147653550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226949760).

147653550 is an abundant number, since it is smaller than the sum of its proper divisors (306245970).

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

147653550 is a wasteful number, since it uses less digits than its factorization.

147653550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 147653550 is about 12151.2777105949. The cubic root of 147653550 is about 528.5441832630.

The spelling of 147653550 in words is "one hundred forty-seven million, six hundred fifty-three thousand, five hundred fifty".