1338172037500 has 36 divisors (see below), whose sum is σ = 2927064015288. Its totient is φ = 535268810000.

The previous prime is 1338172037497. The next prime is 1338172037507. The reversal of 1338172037500 is 57302718331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338172037507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53514382 + ... + 53539381.

It is an arithmetic number, because the mean of its divisors is an integer number (81307333758).

Almost surely, 2^{1338172037500} is an apocalyptic number.

1338172037500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1338172037500 is an abundant number, since it is smaller than the sum of its proper divisors (1588891977788).

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

1338172037500 is an equidigital number, since it uses as much as digits as its factorization.

1338172037500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107053792 (or 107053770 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 1338172037500 in words is "one trillion, three hundred thirty-eight billion, one hundred seventy-two million, thirty-seven thousand, five hundred".