50145521200 has 30 divisors (see below), whose sum is σ = 120474615644. Its totient is φ = 20058208320.

The previous prime is 50145521159. The next prime is 50145521243. The reversal of 50145521200 is 212554105.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62681502 + ... + 62682301.

Almost surely, 2^50145521200 is an apocalyptic number.

50145521200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50145521200 is an abundant number, since it is smaller than the sum of its proper divisors (70329094444).

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

50145521200 is a wasteful number, since it uses less digits than its factorization.

50145521200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125363821 (or 125363810 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 50145521200 in words is "fifty billion, one hundred forty-five million, five hundred twenty-one thousand, two hundred".