1983420583596 has 36 divisors (see below), whose sum is σ = 5050242447432. Its totient is φ = 656314352064.

The previous prime is 1983420583559. The next prime is 1983420583597. The reversal of 1983420583596 is 6953850243891.

1983420583596 is a `hidden beast` number, since 1 + 9 + 8 + 3 + 42 + 0 + 583 + 5 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1983420583596² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1983420583597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201071770 + ... + 201081633.

Almost surely, 2^{1983420583596} is an apocalyptic number.

It is an amenable number.

1983420583596 is an abundant number, since it is smaller than the sum of its proper divisors (3066821863836).

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

1983420583596 is a wasteful number, since it uses less digits than its factorization.

1983420583596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402153550 (or 402153545 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 63.

The spelling of 1983420583596 in words is "one trillion, nine hundred eighty-three billion, four hundred twenty million, five hundred eighty-three thousand, five hundred ninety-six".