1683390240928 has 24 divisors (see below), whose sum is σ = 3615463131840. Its totient is φ = 765177382080.

The previous prime is 1683390240877. The next prime is 1683390240949. The reversal of 1683390240928 is 8290420933861.

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, 2391178968 + ... + 2391179671.

It is an arithmetic number, because the mean of its divisors is an integer number (150644297160).

Almost surely, 2^{1683390240928} is an apocalyptic number.

It is an amenable number.

1683390240928 is an abundant number, since it is smaller than the sum of its proper divisors (1932072890912).

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

1683390240928 is a wasteful number, since it uses less digits than its factorization.

1683390240928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4782358660 (or 4782358652 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 1683390240928 in words is "one trillion, six hundred eighty-three billion, three hundred ninety million, two hundred forty thousand, nine hundred twenty-eight".