50864588951638 has 32 divisors (see below), whose sum is σ = 100718880496128. Its totient is φ = 18651644534400.

The previous prime is 50864588951623. The next prime is 50864588951647. The reversal of 50864588951638 is 83615988546805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9714395578 + ... + 9714400813.

It is an arithmetic number, because the mean of its divisors is an integer number (3147465015504).

Almost surely, 2^{50864588951638} is an apocalyptic number.

50864588951638 is a deficient number, since it is larger than the sum of its proper divisors (49854291544490).

50864588951638 is a wasteful number, since it uses less digits than its factorization.

50864588951638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19428796428.

The product of its (nonzero) digits is 1990656000, while the sum is 76.

The spelling of 50864588951638 in words is "fifty trillion, eight hundred sixty-four billion, five hundred eighty-eight million, nine hundred fifty-one thousand, six hundred thirty-eight".