1516001515996 has 12 divisors (see below), whose sum is σ = 2894184712440. Its totient is φ = 689091598160.

The previous prime is 1516001515967. The next prime is 1516001515999. The reversal of 1516001515996 is 6995151006151.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516001515999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17227289911 + ... + 17227289998.

It is an arithmetic number, because the mean of its divisors is an integer number (241182059370).

Almost surely, 2^{1516001515996} is an apocalyptic number.

It is an amenable number.

1516001515996 is a deficient number, since it is larger than the sum of its proper divisors (1378183196444).

1516001515996 is a wasteful number, since it uses less digits than its factorization.

1516001515996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34454579924 (or 34454579922 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 49.

The spelling of 1516001515996 in words is "one trillion, five hundred sixteen billion, one million, five hundred fifteen thousand, nine hundred ninety-six".