50502775052778 has 32 divisors (see below), whose sum is σ = 101463005446656. Its totient is φ = 16758022514688.

The previous prime is 50502775052761. The next prime is 50502775052789. The reversal of 50502775052778 is 87725057720505.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29647050 + ... + 31304202.

It is an arithmetic number, because the mean of its divisors is an integer number (3170718920208).

Almost surely, 2^{50502775052778} is an apocalyptic number.

50502775052778 is an abundant number, since it is smaller than the sum of its proper divisors (50960230393878).

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

50502775052778 is a wasteful number, since it uses less digits than its factorization.

50502775052778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680158.

The product of its (nonzero) digits is 48020000, while the sum is 60.

The spelling of 50502775052778 in words is "fifty trillion, five hundred two billion, seven hundred seventy-five million, fifty-two thousand, seven hundred seventy-eight".