50253005252778 has 32 divisors (see below), whose sum is σ = 102223415448000. Its totient is φ = 16464844889856.

The previous prime is 50253005252771. The next prime is 50253005252783. The reversal of 50253005252778 is 87725250035205.

It is a self number, because there is not a number n which added to its sum of digits gives 50253005252778.

It is not an unprimeable number, because it can be changed into a prime (50253005252771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7056751 + ... + 12259842.

It is an arithmetic number, because the mean of its divisors is an integer number (3194481732750).

Almost surely, 2^{50253005252778} is an apocalyptic number.

50253005252778 is an abundant number, since it is smaller than the sum of its proper divisors (51970410195222).

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

50253005252778 is a wasteful number, since it uses less digits than its factorization.

50253005252778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19324006.

The product of its (nonzero) digits is 5880000, while the sum is 51.

The spelling of 50253005252778 in words is "fifty trillion, two hundred fifty-three billion, five million, two hundred fifty-two thousand, seven hundred seventy-eight".