2693378244834 has 144 divisors (see below), whose sum is σ = 6314818816800. Its totient is φ = 829259255808.

The previous prime is 2693378244787. The next prime is 2693378244853. The reversal of 2693378244834 is 4384428733962.

2693378244834 is a `hidden beast` number, since 2 + 6 + 93 + 3 + 78 + 2 + 448 + 34 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 189975154 + ... + 189989330.

It is an arithmetic number, because the mean of its divisors is an integer number (43852908450).

Almost surely, 2^{2693378244834} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2693378244834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3157409408400).

2693378244834 is an abundant number, since it is smaller than the sum of its proper divisors (3621440571966).

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

2693378244834 is a wasteful number, since it uses less digits than its factorization.

2693378244834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14897 (or 14877 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 63.

The spelling of 2693378244834 in words is "two trillion, six hundred ninety-three billion, three hundred seventy-eight million, two hundred forty-four thousand, eight hundred thirty-four".