50210138555 has 8 divisors (see below), whose sum is σ = 60263011152. Its totient is φ = 40160880928.

The previous prime is 50210138513. The next prime is 50210138567. The reversal of 50210138555 is 55583101205.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50210138555 - 2¹² = 50210134459 is a prime.

It is a Duffinian 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, 873089 + ... + 928818.

It is an arithmetic number, because the mean of its divisors is an integer number (7532876394).

Almost surely, 2^50210138555 is an apocalyptic number.

50210138555 is a deficient number, since it is larger than the sum of its proper divisors (10052872597).

50210138555 is a wasteful number, since it uses less digits than its factorization.

50210138555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807485.

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 50210138555 in words is "fifty billion, two hundred ten million, one hundred thirty-eight thousand, five hundred fifty-five".