6486403069551 has 8 divisors (see below), whose sum is σ = 8758012583680. Its totient is φ = 4269531134232.

The previous prime is 6486403069493. The next prime is 6486403069567. The reversal of 6486403069551 is 1559603046846.

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

It is not a de Polignac number, because 6486403069551 - 2¹⁴ = 6486403053167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6486403069491 and 6486403069500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6486403069451) 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, 13684394425 + ... + 13684394898.

It is an arithmetic number, because the mean of its divisors is an integer number (1094751572960).

Almost surely, 2^{6486403069551} is an apocalyptic number.

6486403069551 is a deficient number, since it is larger than the sum of its proper divisors (2271609514129).

6486403069551 is a wasteful number, since it uses less digits than its factorization.

6486403069551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27368789405.

The product of its (nonzero) digits is 18662400, while the sum is 57.

The spelling of 6486403069551 in words is "six trillion, four hundred eighty-six billion, four hundred three million, sixty-nine thousand, five hundred fifty-one".