6551015066016 has 48 divisors (see below), whose sum is σ = 17196685265088. Its totient is φ = 2183637312000.

The previous prime is 6551015065979. The next prime is 6551015066017. The reversal of 6551015066016 is 6106605101556.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×6551015066016² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6551015066017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6005661 + ... + 7012131.

It is an arithmetic number, because the mean of its divisors is an integer number (358264276356).

Almost surely, 2^{6551015066016} is an apocalyptic number.

It is an amenable number.

6551015066016 is an abundant number, since it is smaller than the sum of its proper divisors (10645670199072).

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

6551015066016 is a wasteful number, since it uses less digits than its factorization.

6551015066016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074285 (or 1074277 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 6551015066016 in words is "six trillion, five hundred fifty-one billion, fifteen million, sixty-six thousand, sixteen".