212463453407 has 4 divisors (see below), whose sum is σ = 212755700976. Its totient is φ = 212171205840.

The previous prime is 212463453353. The next prime is 212463453431. The reversal of 212463453407 is 704354364212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212463453407 - 2⁶ = 212463453343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212463453467) by changing a digit.

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, 146122694 + ... + 146124147.

It is an arithmetic number, because the mean of its divisors is an integer number (53188925244).

Almost surely, 2^212463453407 is an apocalyptic number.

212463453407 is a deficient number, since it is larger than the sum of its proper divisors (292247569).

212463453407 is an equidigital number, since it uses as much as digits as its factorization.

212463453407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292247568.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 212463453407 in words is "two hundred twelve billion, four hundred sixty-three million, four hundred fifty-three thousand, four hundred seven".