2135643674 has 8 divisors (see below), whose sum is σ = 3218648448. Its totient is φ = 1062760860.

The previous prime is 2135643647. The next prime is 2135643691. The reversal of 2135643674 is 4763465312.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2529962 + ... + 2530805.

It is an arithmetic number, because the mean of its divisors is an integer number (402331056).

Almost surely, 2^2135643674 is an apocalyptic number.

2135643674 is a deficient number, since it is larger than the sum of its proper divisors (1083004774).

2135643674 is a wasteful number, since it uses less digits than its factorization.

2135643674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060980.

The product of its digits is 362880, while the sum is 41.

The square root of 2135643674 is about 46213.0249388633. The cubic root of 2135643674 is about 1287.7837221082.

The spelling of 2135643674 in words is "two billion, one hundred thirty-five million, six hundred forty-three thousand, six hundred seventy-four".