73000144300 has 36 divisors (see below), whose sum is σ = 158495838256. Its totient is φ = 29184292800.

The previous prime is 73000144267. The next prime is 73000144309. The reversal of 73000144300 is 344100037.

It is a happy number.

73000144300 is a modest number, since divided by 144300 gives 73000 as remainder.

It is not an unprimeable number, because it can be changed into a prime (73000144309) 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, 10032 + ... + 382231.

Almost surely, 2^73000144300 is an apocalyptic number.

It is an amenable number.

73000144300 is an abundant number, since it is smaller than the sum of its proper divisors (85495693956).

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

73000144300 is a wasteful number, since it uses less digits than its factorization.

73000144300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394138 (or 394131 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

Adding to 73000144300 its reverse (344100037), we get a palindrome (73344244337).

The spelling of 73000144300 in words is "seventy-three billion, one hundred forty-four thousand, three hundred".