73403404044 has 24 divisors (see below), whose sum is σ = 175257741120. Its totient is φ = 23898782544.

The previous prime is 73403404043. The next prime is 73403404069. The reversal of 73403404044 is 44040430437.

It is a junction number, because it is equal to n+sod(n) for n = 73403403996 and 73403404014.

It is not an unprimeable number, because it can be changed into a prime (73403404043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71126814 + ... + 71127845.

It is an arithmetic number, because the mean of its divisors is an integer number (7302405880).

Almost surely, 2^73403404044 is an apocalyptic number.

It is an amenable number.

73403404044 is an abundant number, since it is smaller than the sum of its proper divisors (101854337076).

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

73403404044 is a wasteful number, since it uses less digits than its factorization.

73403404044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142254709 (or 142254707 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 33.

The spelling of 73403404044 in words is "seventy-three billion, four hundred three million, four hundred four thousand, forty-four".