50166161115510 has 128 divisors (see below), whose sum is σ = 133076662000128. Its totient is φ = 12001858560000.

The previous prime is 50166161115487. The next prime is 50166161115523. The reversal of 50166161115510 is 1551116166105.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7780950 + ... + 12683670.

It is an arithmetic number, because the mean of its divisors is an integer number (1039661421876).

Almost surely, 2^{50166161115510} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50166161115510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66538331000064).

50166161115510 is an abundant number, since it is smaller than the sum of its proper divisors (82910500884618).

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

50166161115510 is a wasteful number, since it uses less digits than its factorization.

50166161115510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903150.

The product of its (nonzero) digits is 27000, while the sum is 39.

The spelling of 50166161115510 in words is "fifty trillion, one hundred sixty-six billion, one hundred sixty-one million, one hundred fifteen thousand, five hundred ten".