1516050501666 has 16 divisors (see below), whose sum is σ = 3034991484000. Its totient is φ = 504868420448.

The previous prime is 1516050501631. The next prime is 1516050501677. The reversal of 1516050501666 is 6661050506151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120429876 + ... + 120442463.

It is an arithmetic number, because the mean of its divisors is an integer number (189686967750).

Almost surely, 2^{1516050501666} is an apocalyptic number.

1516050501666 is an abundant number, since it is smaller than the sum of its proper divisors (1518940982334).

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

1516050501666 is a wasteful number, since it uses less digits than its factorization.

1516050501666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240873393.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 1516050501666 in words is "one trillion, five hundred sixteen billion, fifty million, five hundred one thousand, six hundred sixty-six".