1834187656645 has 8 divisors (see below), whose sum is σ = 2316868619040. Its totient is φ = 1390121171280.

The previous prime is 1834187656627. The next prime is 1834187656709. The reversal of 1834187656645 is 5466567814381.

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

It is not a de Polignac number, because 1834187656645 - 2¹³ = 1834187648453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9653619151 + ... + 9653619340.

It is an arithmetic number, because the mean of its divisors is an integer number (289608577380).

Almost surely, 2^{1834187656645} is an apocalyptic number.

It is an amenable number.

1834187656645 is a deficient number, since it is larger than the sum of its proper divisors (482680962395).

1834187656645 is a wasteful number, since it uses less digits than its factorization.

1834187656645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19307238515.

The product of its digits is 116121600, while the sum is 64.

The spelling of 1834187656645 in words is "one trillion, eight hundred thirty-four billion, one hundred eighty-seven million, six hundred fifty-six thousand, six hundred forty-five".