1944413440132 has 24 divisors (see below), whose sum is σ = 3489002401752. Its totient is φ = 947600313600.

The previous prime is 1944413440127. The next prime is 1944413440157. The reversal of 1944413440132 is 2310443144491.

It can be written as a sum of positive squares in 4 ways, for example, as 101123136 + 1944312316996 = 10056^2 + 1394386^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 5413263 + ... + 5761270.

It is an arithmetic number, because the mean of its divisors is an integer number (145375100073).

Almost surely, 2^{1944413440132} is an apocalyptic number.

It is an amenable number.

1944413440132 is a deficient number, since it is larger than the sum of its proper divisors (1544588961620).

1944413440132 is a wasteful number, since it uses less digits than its factorization.

1944413440132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11175639 (or 11175637 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 1944413440132 in words is "one trillion, nine hundred forty-four billion, four hundred thirteen million, four hundred forty thousand, one hundred thirty-two".