1501949216663 has 16 divisors (see below), whose sum is σ = 1732382754816. Its totient is φ = 1275537745440.

The previous prime is 1501949216659. The next prime is 1501949216689. The reversal of 1501949216663 is 3666129491051.

It is not a de Polignac number, because 1501949216663 - 2² = 1501949216659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501949216063) 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 15 ways as a sum of consecutive naturals, for example, 1950656 + ... + 2609397.

It is an arithmetic number, because the mean of its divisors is an integer number (108273922176).

Almost surely, 2^{1501949216663} is an apocalyptic number.

1501949216663 is a deficient number, since it is larger than the sum of its proper divisors (230433538153).

1501949216663 is a wasteful number, since it uses less digits than its factorization.

1501949216663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560494.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 1501949216663 in words is "one trillion, five hundred one billion, nine hundred forty-nine million, two hundred sixteen thousand, six hundred sixty-three".