75785835616 has 24 divisors (see below), whose sum is σ = 149211284544. Its totient is φ = 37890906240.

The previous prime is 75785835611. The next prime is 75785835641. The reversal of 75785835616 is 61653858757.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75785835611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686946 + ... + 789598.

It is an arithmetic number, because the mean of its divisors is an integer number (6217136856).

Almost surely, 2^75785835616 is an apocalyptic number.

It is an amenable number.

75785835616 is a deficient number, since it is larger than the sum of its proper divisors (73425448928).

75785835616 is a wasteful number, since it uses less digits than its factorization.

75785835616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125734 (or 125726 counting only the distinct ones).

The product of its digits is 42336000, while the sum is 61.

The spelling of 75785835616 in words is "seventy-five billion, seven hundred eighty-five million, eight hundred thirty-five thousand, six hundred sixteen".