73491313546 has 16 divisors (see below), whose sum is σ = 131462722944. Its totient is φ = 30126873744.

The previous prime is 73491313499. The next prime is 73491313601. The reversal of 73491313546 is 64531319437.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 73491313496 and 73491313505.

It is an unprimeable number.

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, 114116625 + ... + 114117268.

It is an arithmetic number, because the mean of its divisors is an integer number (8216420184).

Almost surely, 2^73491313546 is an apocalyptic number.

73491313546 is a deficient number, since it is larger than the sum of its proper divisors (57971409398).

73491313546 is a wasteful number, since it uses less digits than its factorization.

73491313546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228233925.

The product of its digits is 816480, while the sum is 46.

The spelling of 73491313546 in words is "seventy-three billion, four hundred ninety-one million, three hundred thirteen thousand, five hundred forty-six".