6506621025011 has 8 divisors (see below), whose sum is σ = 6645751489344. Its totient is φ = 6367519382400.

The previous prime is 6506621025007. The next prime is 6506621025041. The reversal of 6506621025011 is 1105201266056.

6506621025011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6506621025011 - 2² = 6506621025007 is a prime.

It is a super-2 number, since 2×6506621025011² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6506621025041) 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, 6748790 + ... + 7652411.

It is an arithmetic number, because the mean of its divisors is an integer number (830718936168).

Almost surely, 2^{6506621025011} is an apocalyptic number.

6506621025011 is a deficient number, since it is larger than the sum of its proper divisors (139130464333).

6506621025011 is a wasteful number, since it uses less digits than its factorization.

6506621025011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14410861.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 6506621025011 in words is "six trillion, five hundred six billion, six hundred twenty-one million, twenty-five thousand, eleven".