1338925545832 has 128 divisors (see below), whose sum is σ = 3046030041600. Its totient is φ = 539660620800.

The previous prime is 1338925545829. The next prime is 1338925545847. The reversal of 1338925545832 is 2385455298331.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10137982 + ... + 10269202.

It is an arithmetic number, because the mean of its divisors is an integer number (23797109700).

Almost surely, 2^{1338925545832} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1338925545832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1523015020800).

1338925545832 is an abundant number, since it is smaller than the sum of its proper divisors (1707104495768).

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

1338925545832 is a wasteful number, since it uses less digits than its factorization.

1338925545832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131427 (or 131423 counting only the distinct ones).

The product of its digits is 31104000, while the sum is 58.

The spelling of 1338925545832 in words is "one trillion, three hundred thirty-eight billion, nine hundred twenty-five million, five hundred forty-five thousand, eight hundred thirty-two".