50012271666000 has 2880 divisors, whose sum is σ = 220904954749440. Its totient is φ = 10587179520000.

The previous prime is 50012271665959. The next prime is 50012271666023. The reversal of 50012271666000 is 66617221005.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 819873305970 + ... + 819873306030.

It is an arithmetic number, because the mean of its divisors is an integer number (76703109288).

Almost surely, 2^{50012271666000} is an apocalyptic number.

50012271666000 is a gapful number since it is divisible by the number (50) 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 50012271666000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110452477374720).

50012271666000 is an abundant number, since it is smaller than the sum of its proper divisors (170892683083440).

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

50012271666000 is a wasteful number, since it uses less digits than its factorization.

50012271666000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

Adding to 50012271666000 its reverse (66617221005), we get a palindrome (50078888887005).

The spelling of 50012271666000 in words is "fifty trillion, twelve billion, two hundred seventy-one million, six hundred sixty-six thousand".