50142446540 has 24 divisors (see below), whose sum is σ = 105318490032. Its totient is φ = 20053292480.

The previous prime is 50142446531. The next prime is 50142446551. The reversal of 50142446540 is 4564424105.

50142446540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 50142446540.

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, 117491 + ... + 337770.

It is an arithmetic number, because the mean of its divisors is an integer number (4388270418).

Almost surely, 2^50142446540 is an apocalyptic number.

It is an amenable number.

50142446540 is an abundant number, since it is smaller than the sum of its proper divisors (55176043492).

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

50142446540 is a wasteful number, since it uses less digits than its factorization.

50142446540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460777 (or 460775 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 50142446540 in words is "fifty billion, one hundred forty-two million, four hundred forty-six thousand, five hundred forty".