50205021216 has 96 divisors (see below), whose sum is σ = 150886592640. Its totient is φ = 14318432256.

The previous prime is 50205021193. The next prime is 50205021239. The reversal of 50205021216 is 61212050205.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50205021193) and next prime (50205021239).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 307240 + ... + 441368.

It is an arithmetic number, because the mean of its divisors is an integer number (1571735340).

Almost surely, 2^50205021216 is an apocalyptic number.

50205021216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50205021216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75443296320).

50205021216 is an abundant number, since it is smaller than the sum of its proper divisors (100681571424).

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

50205021216 is a wasteful number, since it uses less digits than its factorization.

50205021216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134706 (or 134698 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 50205021216 in words is "fifty billion, two hundred five million, twenty-one thousand, two hundred sixteen".