1909039132038 has 8 divisors (see below), whose sum is σ = 3818078264088. Its totient is φ = 636346377344.

The previous prime is 1909039132037. The next prime is 1909039132123. The reversal of 1909039132038 is 8302319309091.

It is a sphenic number, since it is the product of 3 distinct primes.

1909039132038 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1909039132037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159086594331 + ... + 159086594342.

It is an arithmetic number, because the mean of its divisors is an integer number (477259783011).

Almost surely, 2^{1909039132038} is an apocalyptic number.

1909039132038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1909039132038 is a wasteful number, since it uses less digits than its factorization.

1909039132038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318173188678.

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 1909039132038 in words is "one trillion, nine hundred nine billion, thirty-nine million, one hundred thirty-two thousand, thirty-eight".