73406454373 has 16 divisors (see below), whose sum is σ = 85563889920. Its totient is φ = 61669161216.

The previous prime is 73406454367. The next prime is 73406454389. The reversal of 73406454373 is 37345460437.

It is a cyclic number.

It is not a de Polignac number, because 73406454373 - 2¹⁷ = 73406323301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73406454313) by changing a digit.

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, 261208 + ... + 463726.

It is an arithmetic number, because the mean of its divisors is an integer number (5347743120).

Almost surely, 2^73406454373 is an apocalyptic number.

It is an amenable number.

73406454373 is a deficient number, since it is larger than the sum of its proper divisors (12157435547).

73406454373 is a wasteful number, since it uses less digits than its factorization.

73406454373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203556.

The product of its (nonzero) digits is 2540160, while the sum is 46.

The spelling of 73406454373 in words is "seventy-three billion, four hundred six million, four hundred fifty-four thousand, three hundred seventy-three".