1385288033720 has 16 divisors (see below), whose sum is σ = 3116898075960. Its totient is φ = 554115213472.

The previous prime is 1385288033693. The next prime is 1385288033729. The reversal of 1385288033720 is 273308825831.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385288033729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17316100382 + ... + 17316100461.

Almost surely, 2^{1385288033720} is an apocalyptic number.

1385288033720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1385288033720 is an abundant number, since it is smaller than the sum of its proper divisors (1731610042240).

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

1385288033720 is a wasteful number, since it uses less digits than its factorization.

1385288033720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34632200854 (or 34632200850 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 1385288033720 in words is "one trillion, three hundred eighty-five billion, two hundred eighty-eight million, thirty-three thousand, seven hundred twenty".