75651516061 has 12 divisors (see below), whose sum is σ = 83161010016. Its totient is φ = 68768428520.

The previous prime is 75651516049. The next prime is 75651516071. The reversal of 75651516061 is 16061515657.

It is not a de Polignac number, because 75651516061 - 2²¹ = 75649418909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75651515999 and 75651516017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75651516071) 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 11 ways as a sum of consecutive naturals, for example, 2334576 + ... + 2366758.

It is an arithmetic number, because the mean of its divisors is an integer number (6930084168).

Almost surely, 2^75651516061 is an apocalyptic number.

It is an amenable number.

75651516061 is a deficient number, since it is larger than the sum of its proper divisors (7509493955).

75651516061 is a wasteful number, since it uses less digits than its factorization.

75651516061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51632 (or 51621 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 43.

The spelling of 75651516061 in words is "seventy-five billion, six hundred fifty-one million, five hundred sixteen thousand, sixty-one".