73000081030 has 32 divisors (see below), whose sum is σ = 133485996384. Its totient is φ = 28738227456.

The previous prime is 73000081027. The next prime is 73000081043. The reversal of 73000081030 is 3018000037.

73000081030 is a modest number, since divided by 81030 gives 73000 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 73000080992 and 73000081010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233844 + ... + 447976.

It is an arithmetic number, because the mean of its divisors is an integer number (4171437387).

Almost surely, 2^73000081030 is an apocalyptic number.

73000081030 is a deficient number, since it is larger than the sum of its proper divisors (60485915354).

73000081030 is a wasteful number, since it uses less digits than its factorization.

73000081030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214680.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 73000081030 its reverse (3018000037), we get a palindrome (76018081067).

The spelling of 73000081030 in words is "seventy-three billion, eighty-one thousand, thirty".