50277081640 has 32 divisors (see below), whose sum is σ = 113201100000. Its totient is φ = 20097025344.

The previous prime is 50277081611. The next prime is 50277081653. The reversal of 50277081640 is 4618077205.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 50277081593 and 50277081602.

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 7 ways as a sum of consecutive naturals, for example, 372390 + ... + 489109.

It is an arithmetic number, because the mean of its divisors is an integer number (3537534375).

Almost surely, 2^50277081640 is an apocalyptic number.

It is an amenable number.

50277081640 is an abundant number, since it is smaller than the sum of its proper divisors (62924018360).

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

50277081640 is a wasteful number, since it uses less digits than its factorization.

50277081640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862969 (or 862965 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 50277081640 in words is "fifty billion, two hundred seventy-seven million, eighty-one thousand, six hundred forty".