50421758380 has 24 divisors (see below), whose sum is σ = 121012220448. Its totient is φ = 17287459968.

The previous prime is 50421758353. The next prime is 50421758411. The reversal of 50421758380 is 8385712405.

It is a super-2 number, since 2×50421758380² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180077569 + ... + 180077848.

It is an arithmetic number, because the mean of its divisors is an integer number (5042175852).

Almost surely, 2^50421758380 is an apocalyptic number.

It is an amenable number.

50421758380 is an abundant number, since it is smaller than the sum of its proper divisors (70590462068).

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

50421758380 is a wasteful number, since it uses less digits than its factorization.

50421758380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360155433 (or 360155431 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 50421758380 in words is "fifty billion, four hundred twenty-one million, seven hundred fifty-eight thousand, three hundred eighty".