2186146427064 has 32 divisors (see below), whose sum is σ = 5467325850000. Its totient is φ = 728454171392.

The previous prime is 2186146427039. The next prime is 2186146427071. The reversal of 2186146427064 is 4607246416812.

It is a junction number, because it is equal to n+sod(n) for n = 2186146426998 and 2186146427016.

It is a congruent number.

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, 16263189 + ... + 16397060.

Almost surely, 2^{2186146427064} is an apocalyptic number.

2186146427064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2186146427064 is an abundant number, since it is smaller than the sum of its proper divisors (3281179422936).

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

2186146427064 is a wasteful number, since it uses less digits than its factorization.

2186146427064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32663047 (or 32663043 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 2186146427064 in words is "two trillion, one hundred eighty-six billion, one hundred forty-six million, four hundred twenty-seven thousand, sixty-four".