1516668001836 has 48 divisors (see below), whose sum is σ = 3811198750464. Its totient is φ = 466656757056.

The previous prime is 1516668001811. The next prime is 1516668001841. The reversal of 1516668001836 is 6381008666151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10012881 + ... + 10163223.

It is an arithmetic number, because the mean of its divisors is an integer number (79399973968).

Almost surely, 2^{1516668001836} is an apocalyptic number.

It is an amenable number.

1516668001836 is an abundant number, since it is smaller than the sum of its proper divisors (2294530748628).

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

1516668001836 is a wasteful number, since it uses less digits than its factorization.

1516668001836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215030 (or 215028 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 1516668001836 in words is "one trillion, five hundred sixteen billion, six hundred sixty-eight million, one thousand, eight hundred thirty-six".