213674643235 has 8 divisors (see below), whose sum is σ = 261865094976. Its totient is φ = 167302699200.

The previous prime is 213674643187. The next prime is 213674643239. The reversal of 213674643235 is 532346476312.

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

It is not a de Polignac number, because 213674643235 - 2⁷ = 213674643107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213674643239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454626666 + ... + 454627135.

It is an arithmetic number, because the mean of its divisors is an integer number (32733136872).

Almost surely, 2^213674643235 is an apocalyptic number.

213674643235 is a deficient number, since it is larger than the sum of its proper divisors (48190451741).

213674643235 is an equidigital number, since it uses as much as digits as its factorization.

213674643235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909253853.

The product of its digits is 2177280, while the sum is 46.

The spelling of 213674643235 in words is "two hundred thirteen billion, six hundred seventy-four million, six hundred forty-three thousand, two hundred thirty-five".