6546362640012 has 60 divisors (see below), whose sum is σ = 18429906988416. Its totient is φ = 2014265426400.

The previous prime is 6546362639989. The next prime is 6546362640019. The reversal of 6546362640012 is 2100462636456.

It is a happy number.

6546362640012 is a `hidden beast` number, since 6 + 5 + 4 + 6 + 3 + 626 + 4 + 0 + 0 + 12 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6546362640012.

It is not an unprimeable number, because it can be changed into a prime (6546362640019) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 777104364 + ... + 777112787.

Almost surely, 2^{6546362640012} is an apocalyptic number.

It is an amenable number.

6546362640012 is an abundant number, since it is smaller than the sum of its proper divisors (11883544348404).

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

6546362640012 is a wasteful number, since it uses less digits than its factorization.

6546362640012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554217180 (or 1554217169 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 6546362640012 in words is "six trillion, five hundred forty-six billion, three hundred sixty-two million, six hundred forty thousand, twelve".