1996774464 has 56 divisors (see below), whose sum is σ = 5357579328. Its totient is φ = 656212480.

The previous prime is 1996774459. The next prime is 1996774487. The reversal of 1996774464 is 4644776991.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59607 + ... + 86870.

Almost surely, 2^1996774464 is an apocalyptic number.

It is an amenable number.

1996774464 is an abundant number, since it is smaller than the sum of its proper divisors (3360804864).

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

1996774464 is a wasteful number, since it uses less digits than its factorization.

1996774464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146563 (or 146553 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 57.

The square root of 1996774464 is about 44685.2824093124. The cubic root of 1996774464 is about 1259.2433653309.

The spelling of 1996774464 in words is "one billion, nine hundred ninety-six million, seven hundred seventy-four thousand, four hundred sixty-four".