1916923896 has 48 divisors (see below), whose sum is σ = 5370697800. Its totient is φ = 616940352.

The previous prime is 1916923873. The next prime is 1916923901. The reversal of 1916923896 is 6983296191.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456946 + ... + 461121.

Almost surely, 2^1916923896 is an apocalyptic number.

It is an amenable number.

1916923896 is an abundant number, since it is smaller than the sum of its proper divisors (3453773904).

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

1916923896 is a wasteful number, since it uses less digits than its factorization.

1916923896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918108 (or 918101 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 54.

The square root of 1916923896 is about 43782.6894559939. The cubic root of 1916923896 is about 1242.2288857573.

The spelling of 1916923896 in words is "one billion, nine hundred sixteen million, nine hundred twenty-three thousand, eight hundred ninety-six".