50354648568 has 224 divisors, whose sum is σ = 167362783200. Its totient is φ = 13890610944.

The previous prime is 50354648557. The next prime is 50354648587. The reversal of 50354648568 is 86584645305.

50354648568 is a `hidden beast` number, since 5 + 0 + 3 + 546 + 48 + 56 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1162630 + ... + 1205162.

Almost surely, 2^50354648568 is an apocalyptic number.

50354648568 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50354648568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83681391600).

50354648568 is an abundant number, since it is smaller than the sum of its proper divisors (117008134632).

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

50354648568 is a wasteful number, since it uses less digits than its factorization.

50354648568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42593 (or 42574 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 50354648568 in words is "fifty billion, three hundred fifty-four million, six hundred forty-eight thousand, five hundred sixty-eight".