50555523185152 has 80 divisors (see below), whose sum is σ = 101340553858632. Its totient is φ = 25195724144640.

The previous prime is 50555523185129. The next prime is 50555523185159. The reversal of 50555523185152 is 25158132555505.

It can be written as a sum of positive squares in 4 ways, for example, as 48312286095616 + 2243237089536 = 6950704^2 + 1497744^2 .

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 50555523185152.

It is not an unprimeable number, because it can be changed into a prime (50555523185159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 248429748 + ... + 248633164.

Almost surely, 2^{50555523185152} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50555523185152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50670276929316).

50555523185152 is an abundant number, since it is smaller than the sum of its proper divisors (50785030673480).

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

50555523185152 is a wasteful number, since it uses less digits than its factorization.

50555523185152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205009 (or 204993 counting only the distinct ones).

The product of its (nonzero) digits is 7500000, while the sum is 52.

The spelling of 50555523185152 in words is "fifty trillion, five hundred fifty-five billion, five hundred twenty-three million, one hundred eighty-five thousand, one hundred fifty-two".