2064390989125 has 16 divisors (see below), whose sum is σ = 2576456064000. Its totient is φ = 1651451182800.

The previous prime is 2064390989117. The next prime is 2064390989131. The reversal of 2064390989125 is 5219890934602.

It is not a de Polignac number, because 2064390989125 - 2³ = 2064390989117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2064390989125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3216876 + ... + 3804874.

It is an arithmetic number, because the mean of its divisors is an integer number (161028504000).

Almost surely, 2^{2064390989125} is an apocalyptic number.

2064390989125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2064390989125 is a deficient number, since it is larger than the sum of its proper divisors (512065074875).

2064390989125 is an equidigital number, since it uses as much as digits as its factorization.

2064390989125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616101 (or 616091 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 2064390989125 in words is "two trillion, sixty-four billion, three hundred ninety million, nine hundred eighty-nine thousand, one hundred twenty-five".