50221481488 has 20 divisors (see below), whose sum is σ = 97462873708. Its totient is φ = 25069772160.

The previous prime is 50221481449. The next prime is 50221481489. The reversal of 50221481488 is 88418412205.

It can be written as a sum of positive squares in 2 ways, for example, as 1701727504 + 48519753984 = 41252^2 + 220272^2 .

It is not an unprimeable number, because it can be changed into a prime (50221481489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550423 + ... + 2570038.

Almost surely, 2^50221481488 is an apocalyptic number.

It is an amenable number.

50221481488 is a deficient number, since it is larger than the sum of its proper divisors (47241392220).

50221481488 is a wasteful number, since it uses less digits than its factorization.

50221481488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121082 (or 5121076 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 43.

The spelling of 50221481488 in words is "fifty billion, two hundred twenty-one million, four hundred eighty-one thousand, four hundred eighty-eight".