1996763904 has 216 divisors, whose sum is σ = 6028123920. Its totient is φ = 635019264.

The previous prime is 1996763893. The next prime is 1996763921. The reversal of 1996763904 is 4093676991.

1996763904 is a `hidden beast` number, since 199 + 67 + 6 + 390 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5029434 + ... + 5029830.

Almost surely, 2^1996763904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1996763904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3014061960).

1996763904 is an abundant number, since it is smaller than the sum of its proper divisors (4031360016).

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

1996763904 is a wasteful number, since it uses less digits than its factorization.

1996763904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The square root of 1996763904 is about 44685.1642494464. The cubic root of 1996763904 is about 1259.2411454786.

The spelling of 1996763904 in words is "one billion, nine hundred ninety-six million, seven hundred sixty-three thousand, nine hundred four".