50454545000 has 80 divisors (see below), whose sum is σ = 119544311700. Its totient is φ = 19954880000.

The previous prime is 50454544997. The next prime is 50454545003. The reversal of 50454545000 is 54545405.

It is an interprime number because it is at equal distance from previous prime (50454544997) and next prime (50454545003).

It can be written as a sum of positive squares in 10 ways, for example, as 1251319876 + 49203225124 = 35374^2 + 221818^2 .

It is a super-2 number, since 2×50454545000² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50454545003) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 388310 + ... + 501690.

Almost surely, 2^50454545000 is an apocalyptic number.

50454545000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50454545000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59772155850).

50454545000 is an abundant number, since it is smaller than the sum of its proper divisors (69089766700).

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

50454545000 is a wasteful number, since it uses less digits than its factorization.

50454545000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113496 (or 113477 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The spelling of 50454545000 in words is "fifty billion, four hundred fifty-four million, five hundred forty-five thousand".