73785435052 has 24 divisors (see below), whose sum is σ = 148632538880. Its totient is φ = 31394828880.

The previous prime is 73785435029. The next prime is 73785435083. The reversal of 73785435052 is 25053458737.

It is a junction number, because it is equal to n+sod(n) for n = 73785434987 and 73785435005.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9475224 + ... + 9483007.

Almost surely, 2^73785435052 is an apocalyptic number.

It is an amenable number.

73785435052 is an abundant number, since it is smaller than the sum of its proper divisors (74847103828).

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

73785435052 is a wasteful number, since it uses less digits than its factorization.

73785435052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18958381 (or 18958379 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 73785435052 in words is "seventy-three billion, seven hundred eighty-five million, four hundred thirty-five thousand, fifty-two".