50197456568 has 32 divisors (see below), whose sum is σ = 107740389600. Its totient is φ = 21478313472.

The previous prime is 50197456567. The next prime is 50197456633. The reversal of 50197456568 is 86565479105.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50197456567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691853 + ... + 760956.

It is an arithmetic number, because the mean of its divisors is an integer number (3366887175).

Almost surely, 2^50197456568 is an apocalyptic number.

It is an amenable number.

50197456568 is an abundant number, since it is smaller than the sum of its proper divisors (57542933032).

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

50197456568 is a wasteful number, since it uses less digits than its factorization.

50197456568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453439 (or 1453435 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 50197456568 in words is "fifty billion, one hundred ninety-seven million, four hundred fifty-six thousand, five hundred sixty-eight".