50656651616 has 24 divisors (see below), whose sum is σ = 102947390784. Its totient is φ = 24511282560.

The previous prime is 50656651613. The next prime is 50656651711. The reversal of 50656651616 is 61615665605.

It is a super-2 number, since 2×50656651616² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50656651613) 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 3 ways as a sum of consecutive naturals, for example, 25531595 + ... + 25533578.

It is an arithmetic number, because the mean of its divisors is an integer number (4289474616).

Almost surely, 2^50656651616 is an apocalyptic number.

It is an amenable number.

50656651616 is an abundant number, since it is smaller than the sum of its proper divisors (52290739168).

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

50656651616 is a wasteful number, since it uses less digits than its factorization.

50656651616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51065214 (or 51065206 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 50656651616 in words is "fifty billion, six hundred fifty-six million, six hundred fifty-one thousand, six hundred sixteen".