50053452666 has 144 divisors (see below), whose sum is σ = 122255659296. Its totient is φ = 13611882816.

The previous prime is 50053452649. The next prime is 50053452677. The reversal of 50053452666 is 66625435005.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 24028461 + ... + 24030543.

It is an arithmetic number, because the mean of its divisors is an integer number (848997634).

Almost surely, 2^50053452666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50053452666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61127829648).

50053452666 is an abundant number, since it is smaller than the sum of its proper divisors (72202206630).

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

50053452666 is a wasteful number, since it uses less digits than its factorization.

50053452666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233 (or 2179 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 50053452666 in words is "fifty billion, fifty-three million, four hundred fifty-two thousand, six hundred sixty-six".