213758421486 has 8 divisors (see below), whose sum is σ = 427516842984. Its totient is φ = 71252807160.

The previous prime is 213758421451. The next prime is 213758421497. The reversal of 213758421486 is 684124857312.

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

213758421486 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17813201785 + ... + 17813201796.

It is an arithmetic number, because the mean of its divisors is an integer number (53439605373).

Almost surely, 2^213758421486 is an apocalyptic number.

213758421486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

213758421486 is a wasteful number, since it uses less digits than its factorization.

213758421486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35626403586.

The product of its digits is 2580480, while the sum is 51.

The spelling of 213758421486 in words is "two hundred thirteen billion, seven hundred fifty-eight million, four hundred twenty-one thousand, four hundred eighty-six".