73650366828 has 60 divisors (see below), whose sum is σ = 192906601272. Its totient is φ = 24502944960.

The previous prime is 73650366821. The next prime is 73650366833. The reversal of 73650366828 is 82866305637.

73650366828 is a `hidden beast` number, since 73 + 6 + 503 + 6 + 68 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (73650366821) 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 19 ways as a sum of consecutive naturals, for example, 49350 + ... + 386957.

Almost surely, 2^73650366828 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 73650366828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96453300636).

73650366828 is an abundant number, since it is smaller than the sum of its proper divisors (119256234444).

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

73650366828 is a wasteful number, since it uses less digits than its factorization.

73650366828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436844 (or 436833 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 73650366828 in words is "seventy-three billion, six hundred fifty million, three hundred sixty-six thousand, eight hundred twenty-eight".