2194775019634 has 8 divisors (see below), whose sum is σ = 3292170705648. Its totient is φ = 1097384784420.

The previous prime is 2194775019607. The next prime is 2194775019643. The reversal of 2194775019634 is 4369105774912.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 134772 + ... + 2099455.

It is an arithmetic number, because the mean of its divisors is an integer number (411521338206).

Almost surely, 2^{2194775019634} is an apocalyptic number.

2194775019634 is a deficient number, since it is larger than the sum of its proper divisors (1097395686014).

2194775019634 is a wasteful number, since it uses less digits than its factorization.

2194775019634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725400.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 2194775019634 in words is "two trillion, one hundred ninety-four billion, seven hundred seventy-five million, nineteen thousand, six hundred thirty-four".