6656504016546 has 16 divisors (see below), whose sum is σ = 14792231148000. Its totient is φ = 2218834672164.

The previous prime is 6656504016497. The next prime is 6656504016641. The reversal of 6656504016546 is 6456104056566.

6656504016546 is a `hidden beast` number, since 6 + 6 + 5 + 6 + 50 + 40 + 1 + 6 + 546 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 123268592899 = 6656504016546 / (6 + 6 + 5 + 6 + 5 + 0 + 4 + 0 + 1 + 6 + 5 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 6656504016492 and 6656504016501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61634296396 + ... + 61634296503.

It is an arithmetic number, because the mean of its divisors is an integer number (924514446750).

Almost surely, 2^{6656504016546} is an apocalyptic number.

6656504016546 is an abundant number, since it is smaller than the sum of its proper divisors (8135727131454).

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

6656504016546 is a wasteful number, since it uses less digits than its factorization.

6656504016546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123268592910 (or 123268592904 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 6656504016546 in words is "six trillion, six hundred fifty-six billion, five hundred four million, sixteen thousand, five hundred forty-six".