1392389082044 has 24 divisors (see below), whose sum is σ = 2439017317968. Its totient is φ = 695527136640.

The previous prime is 1392389082013. The next prime is 1392389082131. The reversal of 1392389082044 is 4402809832931.

It is a congruent number.

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, 63986414 + ... + 64008170.

It is an arithmetic number, because the mean of its divisors is an integer number (101625721582).

Almost surely, 2^{1392389082044} is an apocalyptic number.

It is an amenable number.

1392389082044 is a deficient number, since it is larger than the sum of its proper divisors (1046628235924).

1392389082044 is a wasteful number, since it uses less digits than its factorization.

1392389082044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36365 (or 36363 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 1392389082044 in words is "one trillion, three hundred ninety-two billion, three hundred eighty-nine million, eighty-two thousand, forty-four".