2116645301626 has 16 divisors (see below), whose sum is σ = 3238521560064. Its totient is φ = 1037338916544.

The previous prime is 2116645301581. The next prime is 2116645301657. The reversal of 2116645301626 is 6261035466112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50179215 + ... + 50221378.

It is an arithmetic number, because the mean of its divisors is an integer number (202407597504).

Almost surely, 2^{2116645301626} is an apocalyptic number.

2116645301626 is a deficient number, since it is larger than the sum of its proper divisors (1121876258438).

2116645301626 is a wasteful number, since it uses less digits than its factorization.

2116645301626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100400805.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 2116645301626 in words is "two trillion, one hundred sixteen billion, six hundred forty-five million, three hundred one thousand, six hundred twenty-six".