1044720189370 has 64 divisors (see below), whose sum is σ = 2280520811520. Its totient is φ = 339363187200.

The previous prime is 1044720189361. The next prime is 1044720189377. The reversal of 1044720189370 is 739810274401.

It is a self number, because there is not a number n which added to its sum of digits gives 1044720189370.

It is not an unprimeable number, because it can be changed into a prime (1044720189377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11739115 + ... + 11827774.

It is an arithmetic number, because the mean of its divisors is an integer number (35633137680).

Almost surely, 2^{1044720189370} is an apocalyptic number.

1044720189370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1044720189370 is an abundant number, since it is smaller than the sum of its proper divisors (1235800622150).

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

1044720189370 is a wasteful number, since it uses less digits than its factorization.

1044720189370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23566951.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 1044720189370 in words is "one trillion, forty-four billion, seven hundred twenty million, one hundred eighty-nine thousand, three hundred seventy".