73551414819328 has 40 divisors (see below), whose sum is σ = 146971652380740. Its totient is φ = 36772584898560.

The previous prime is 73551414819247. The next prime is 73551414819331. The reversal of 73551414819328 is 82391841415537.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 66792829145344 + 6758585673984 = 8172688^2 + 2599728^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56793 + ... + 12128728.

Almost surely, 2^{73551414819328} is an apocalyptic number.

It is an amenable number.

73551414819328 is a deficient number, since it is larger than the sum of its proper divisors (73420237561412).

73551414819328 is a wasteful number, since it uses less digits than its factorization.

73551414819328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12197328 (or 12197312 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 61.

The spelling of 73551414819328 in words is "seventy-three trillion, five hundred fifty-one billion, four hundred fourteen million, eight hundred nineteen thousand, three hundred twenty-eight".