50458420838 has 16 divisors (see below), whose sum is σ = 86504386560. Its totient is φ = 21623978376.

The previous prime is 50458420813. The next prime is 50458420841. The reversal of 50458420838 is 83802485405.

It is a junction number, because it is equal to n+sod(n) for n = 50458420792 and 50458420801.

It is a congruent number.

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, 253403 + ... + 406361.

It is an arithmetic number, because the mean of its divisors is an integer number (5406524160).

Almost surely, 2^50458420838 is an apocalyptic number.

50458420838 is a deficient number, since it is larger than the sum of its proper divisors (36045965722).

50458420838 is a wasteful number, since it uses less digits than its factorization.

50458420838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176531.

The product of its (nonzero) digits is 1228800, while the sum is 47.

The spelling of 50458420838 in words is "fifty billion, four hundred fifty-eight million, four hundred twenty thousand, eight hundred thirty-eight".