50672206666 has 4 divisors (see below), whose sum is σ = 76008310002. Its totient is φ = 25336103332.

The previous prime is 50672206657. The next prime is 50672206681. The reversal of 50672206666 is 66660227605.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38101088025 + 12571118641 = 195195^2 + 112121^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12668051665 + ... + 12668051668.

Almost surely, 2^50672206666 is an apocalyptic number.

50672206666 is a deficient number, since it is larger than the sum of its proper divisors (25336103336).

50672206666 is a wasteful number, since it uses less digits than its factorization.

50672206666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25336103335.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 50672206666 in words is "fifty billion, six hundred seventy-two million, two hundred six thousand, six hundred sixty-six".