1438893101934 has 48 divisors (see below), whose sum is σ = 3407473630080. Its totient is φ = 436855587840.

The previous prime is 1438893101897. The next prime is 1438893101941. The reversal of 1438893101934 is 4391013988341.

1438893101934 is a `hidden beast` number, since 1 + 438 + 8 + 9 + 3 + 10 + 193 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75833499 + ... + 75852470.

It is an arithmetic number, because the mean of its divisors is an integer number (70989033960).

Almost surely, 2^{1438893101934} is an apocalyptic number.

1438893101934 is an abundant number, since it is smaller than the sum of its proper divisors (1968580528146).

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

1438893101934 is a wasteful number, since it uses less digits than its factorization.

1438893101934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151686025 (or 151686022 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 1438893101934 in words is "one trillion, four hundred thirty-eight billion, eight hundred ninety-three million, one hundred one thousand, nine hundred thirty-four".