147220265240 has 32 divisors (see below), whose sum is σ = 331410005280. Its totient is φ = 58858877952.

The previous prime is 147220265177. The next prime is 147220265287. The reversal of 147220265240 is 42562022741.

It is a self number, because there is not a number n which added to its sum of digits gives 147220265240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831692 + ... + 993051.

It is an arithmetic number, because the mean of its divisors is an integer number (10356562665).

Almost surely, 2^147220265240 is an apocalyptic number.

147220265240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147220265240 is an abundant number, since it is smaller than the sum of its proper divisors (184189740040).

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

147220265240 is a wasteful number, since it uses less digits than its factorization.

147220265240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826771 (or 1826767 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 147220265240 its reverse (42562022741), we get a palindrome (189782287981).

The spelling of 147220265240 in words is "one hundred forty-seven billion, two hundred twenty million, two hundred sixty-five thousand, two hundred forty".