1944959896 has 16 divisors (see below), whose sum is σ = 3978327240. Its totient is φ = 884072640.

The previous prime is 1944959881. The next prime is 1944959897. The reversal of 1944959896 is 6989594491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1944959897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11050821 + ... + 11050996.

Almost surely, 2^1944959896 is an apocalyptic number.

It is an amenable number.

1944959896 is an abundant number, since it is smaller than the sum of its proper divisors (2033367344).

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

1944959896 is a wasteful number, since it uses less digits than its factorization.

1944959896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22101834 (or 22101830 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 64.

The square root of 1944959896 is about 44101.6994683878. The cubic root of 1944959896 is about 1248.2556781519.

The spelling of 1944959896 in words is "one billion, nine hundred forty-four million, nine hundred fifty-nine thousand, eight hundred ninety-six".