2064543550 has 12 divisors (see below), whose sum is σ = 3840051096. Its totient is φ = 825817400.

The previous prime is 2064543541. The next prime is 2064543571. The reversal of 2064543550 is 553454602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20645386 + ... + 20645485.

It is an arithmetic number, because the mean of its divisors is an integer number (320004258).

Almost surely, 2^2064543550 is an apocalyptic number.

2064543550 is a deficient number, since it is larger than the sum of its proper divisors (1775507546).

2064543550 is a wasteful number, since it uses less digits than its factorization.

2064543550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41290883 (or 41290878 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 2064543550 is about 45437.2484862365. The cubic root of 2064543550 is about 1273.3311088077.

The spelling of 2064543550 in words is "two billion, sixty-four million, five hundred forty-three thousand, five hundred fifty".