2135374321438 has 8 divisors (see below), whose sum is σ = 3208252831632. Its totient is φ = 1065956710896.

The previous prime is 2135374321403. The next prime is 2135374321459. The reversal of 2135374321438 is 8341234735312.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865223370 + ... + 865225837.

It is an arithmetic number, because the mean of its divisors is an integer number (401031603954).

Almost surely, 2^{2135374321438} is an apocalyptic number.

2135374321438 is a deficient number, since it is larger than the sum of its proper divisors (1072878510194).

2135374321438 is a wasteful number, since it uses less digits than its factorization.

2135374321438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730449826.

The product of its digits is 1451520, while the sum is 46.

The spelling of 2135374321438 in words is "two trillion, one hundred thirty-five billion, three hundred seventy-four million, three hundred twenty-one thousand, four hundred thirty-eight".