1943606505064 has 16 divisors (see below), whose sum is σ = 4164871082400. Its totient is φ = 832974216432.

The previous prime is 1943606505059. The next prime is 1943606505077. The reversal of 1943606505064 is 4605056063491.

It is a junction number, because it is equal to n+sod(n) for n = 1943606504999 and 1943606505017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17353629454 + ... + 17353629565.

It is an arithmetic number, because the mean of its divisors is an integer number (260304442650).

Almost surely, 2^{1943606505064} is an apocalyptic number.

1943606505064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1943606505064 is an abundant number, since it is smaller than the sum of its proper divisors (2221264577336).

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

1943606505064 is a wasteful number, since it uses less digits than its factorization.

1943606505064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34707259032 (or 34707259028 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 1943606505064 in words is "one trillion, nine hundred forty-three billion, six hundred six million, five hundred five thousand, sixty-four".