6546720414894 has 64 divisors (see below), whose sum is σ = 14295331291392. Its totient is φ = 1982247321600.

The previous prime is 6546720414889. The next prime is 6546720414907. The reversal of 6546720414894 is 4984140276456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852322734 + ... + 852330414.

It is an arithmetic number, because the mean of its divisors is an integer number (223364551428).

Almost surely, 2^{6546720414894} is an apocalyptic number.

6546720414894 is an abundant number, since it is smaller than the sum of its proper divisors (7748610876498).

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

6546720414894 is a wasteful number, since it uses less digits than its factorization.

6546720414894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16481.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 6546720414894 in words is "six trillion, five hundred forty-six billion, seven hundred twenty million, four hundred fourteen thousand, eight hundred ninety-four".