50061644642 has 64 divisors (see below), whose sum is σ = 83716136064. Its totient is φ = 22353408000.

The previous prime is 50061644641. The next prime is 50061644669. The reversal of 50061644642 is 24644616005.

50061644642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 50061644596 and 50061644605.

It is not an unprimeable number, because it can be changed into a prime (50061644641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7147142 + ... + 7154142.

It is an arithmetic number, because the mean of its divisors is an integer number (1308064626).

Almost surely, 2^50061644642 is an apocalyptic number.

50061644642 is a deficient number, since it is larger than the sum of its proper divisors (33654491422).

50061644642 is a wasteful number, since it uses less digits than its factorization.

50061644642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7203.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 50061644642 in words is "fifty billion, sixty-one million, six hundred forty-four thousand, six hundred forty-two".