73647473016 has 192 divisors, whose sum is σ = 208311505920. Its totient is φ = 21662484480.

The previous prime is 73647472999. The next prime is 73647473023. The reversal of 73647473016 is 61037474637.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 10432560 + ... + 10439616.

It is an arithmetic number, because the mean of its divisors is an integer number (1084955760).

Almost surely, 2^73647473016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73647473016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104155752960).

73647473016 is an abundant number, since it is smaller than the sum of its proper divisors (134664032904).

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

73647473016 is a wasteful number, since it uses less digits than its factorization.

73647473016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206 (or 7189 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 48.

The spelling of 73647473016 in words is "seventy-three billion, six hundred forty-seven million, four hundred seventy-three thousand, sixteen".