6454511750816 has 12 divisors (see below), whose sum is σ = 12707320009482. Its totient is φ = 3227255875392.

The previous prime is 6454511750803. The next prime is 6454511750833. The reversal of 6454511750816 is 6180571154546.

It can be written as a sum of positive squares in only one way, i.e., 3707550250000 + 2746961500816 = 1925500^2 + 1657396^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 100851746075 + ... + 100851746138.

Almost surely, 2^{6454511750816} is an apocalyptic number.

It is an amenable number.

6454511750816 is a deficient number, since it is larger than the sum of its proper divisors (6252808258666).

6454511750816 is a wasteful number, since it uses less digits than its factorization.

6454511750816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201703492223 (or 201703492215 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 6454511750816 in words is "six trillion, four hundred fifty-four billion, five hundred eleven million, seven hundred fifty thousand, eight hundred sixteen".