1944365612 has 24 divisors (see below), whose sum is σ = 3890883360. Its totient is φ = 832838400.

The previous prime is 1944365611. The next prime is 1944365629. The reversal of 1944365612 is 2165634491.

It is a self number, because there is not a number n which added to its sum of digits gives 1944365612.

It is not an unprimeable number, because it can be changed into a prime (1944365611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34964 + ... + 71492.

It is an arithmetic number, because the mean of its divisors is an integer number (162120140).

Almost surely, 2^1944365612 is an apocalyptic number.

It is an amenable number.

1944365612 is an abundant number, since it is smaller than the sum of its proper divisors (1946517748).

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

1944365612 is a wasteful number, since it uses less digits than its factorization.

1944365612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38441 (or 38439 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 1944365612 is about 44094.9612994501. The cubic root of 1944365612 is about 1248.1285300385.

The spelling of 1944365612 in words is "one billion, nine hundred forty-four million, three hundred sixty-five thousand, six hundred twelve".