212680423734 has 8 divisors (see below), whose sum is σ = 425360847480. Its totient is φ = 70893474576.

The previous prime is 212680423729. The next prime is 212680423741. The reversal of 212680423734 is 437324086212.

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

212680423734 is an admirable number.

It is a congruent number.

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, 17723368639 + ... + 17723368650.

It is an arithmetic number, because the mean of its divisors is an integer number (53170105935).

Almost surely, 2^212680423734 is an apocalyptic number.

212680423734 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.

212680423734 is a wasteful number, since it uses less digits than its factorization.

212680423734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35446737294.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 212680423734 in words is "two hundred twelve billion, six hundred eighty million, four hundred twenty-three thousand, seven hundred thirty-four".