147228215980 has 24 divisors (see below), whose sum is σ = 309604565088. Its totient is φ = 58810274688.

The previous prime is 147228215837. The next prime is 147228215989. The reversal of 147228215980 is 89512822741.

It is a happy number.

It is a super-2 number, since 2×147228215980² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (147228215989) 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, 5048329 + ... + 5077408.

It is an arithmetic number, because the mean of its divisors is an integer number (12900190212).

Almost surely, 2^147228215980 is an apocalyptic number.

147228215980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147228215980 is an abundant number, since it is smaller than the sum of its proper divisors (162376349108).

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

147228215980 is a wasteful number, since it uses less digits than its factorization.

147228215980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10126473 (or 10126471 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 49.

The spelling of 147228215980 in words is "one hundred forty-seven billion, two hundred twenty-eight million, two hundred fifteen thousand, nine hundred eighty".