50646767400 has 192 divisors, whose sum is σ = 178507771200. Its totient is φ = 13191655680.

The previous prime is 50646767389. The next prime is 50646767429. The reversal of 50646767400 is 476764605.

It is a happy number.

50646767400 is a `hidden beast` number, since 506 + 4 + 6 + 76 + 74 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123142 + ... + 341258.

It is an arithmetic number, because the mean of its divisors is an integer number (929727975).

Almost surely, 2^50646767400 is an apocalyptic number.

50646767400 is a gapful number since it is divisible by the number (50) 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 50646767400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89253885600).

50646767400 is an abundant number, since it is smaller than the sum of its proper divisors (127861003800).

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

50646767400 is a wasteful number, since it uses less digits than its factorization.

50646767400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218185 (or 218170 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 50646767400 in words is "fifty billion, six hundred forty-six million, seven hundred sixty-seven thousand, four hundred".