147381534720 has 1200 divisors, whose sum is σ = 639444072960. Its totient is φ = 31723094016.

The previous prime is 147381534719. The next prime is 147381534721. The reversal of 147381534720 is 27435183741.

147381534720 is a `hidden beast` number, since 1 + 47 + 3 + 8 + 1 + 534 + 72 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (147381534719) and next prime (147381534721).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147381534721) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 882524077 + ... + 882524243.

Almost surely, 2^147381534720 is an apocalyptic number.

147381534720 is a gapful number since it is divisible by the number (10) 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 147381534720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319722036480).

147381534720 is an abundant number, since it is smaller than the sum of its proper divisors (492062538240).

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

147381534720 is an equidigital number, since it uses as much as digits as its factorization.

147381534720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 147381534720 in words is "one hundred forty-seven billion, three hundred eighty-one million, five hundred thirty-four thousand, seven hundred twenty".