50777447400 has 96 divisors (see below), whose sum is σ = 174900115200. Its totient is φ = 13540651200.

The previous prime is 50777447377. The next prime is 50777447417. The reversal of 50777447400 is 474477705.

50777447400 is a `hidden beast` number, since 507 + 7 + 74 + 4 + 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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4696216 + ... + 4707015.

It is an arithmetic number, because the mean of its divisors is an integer number (1821876200).

Almost surely, 2^50777447400 is an apocalyptic number.

50777447400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50777447400 is an abundant number, since it is smaller than the sum of its proper divisors (124122667800).

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

50777447400 is a wasteful number, since it uses less digits than its factorization.

50777447400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9403256 (or 9403241 counting only the distinct ones).

The product of its (nonzero) digits is 768320, while the sum is 45.

The spelling of 50777447400 in words is "fifty billion, seven hundred seventy-seven million, four hundred forty-seven thousand, four hundred".