6511101016628 has 12 divisors (see below), whose sum is σ = 12270921146820. Its totient is φ = 3005123546112.

The previous prime is 6511101016573. The next prime is 6511101016649. The reversal of 6511101016628 is 8266101011156.

It can be written as a sum of positive squares in 2 ways, for example, as 4063885064464 + 2447215952164 = 2015908^2 + 1564358^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6511101016591 and 6511101016600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62606740493 + ... + 62606740596.

It is an arithmetic number, because the mean of its divisors is an integer number (1022576762235).

Almost surely, 2^{6511101016628} is an apocalyptic number.

It is an amenable number.

6511101016628 is a deficient number, since it is larger than the sum of its proper divisors (5759820130192).

6511101016628 is a wasteful number, since it uses less digits than its factorization.

6511101016628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125213481106 (or 125213481104 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 38.

The spelling of 6511101016628 in words is "six trillion, five hundred eleven billion, one hundred one million, sixteen thousand, six hundred twenty-eight".