212346790629 has 4 divisors (see below), whose sum is σ = 283129054176. Its totient is φ = 141564527084.

The previous prime is 212346790619. The next prime is 212346790633. The reversal of 212346790629 is 926097643212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212346790629 - 2⁵ = 212346790597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212346790619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35391131769 + ... + 35391131774.

It is an arithmetic number, because the mean of its divisors is an integer number (70782263544).

Almost surely, 2^212346790629 is an apocalyptic number.

It is an amenable number.

212346790629 is a deficient number, since it is larger than the sum of its proper divisors (70782263547).

212346790629 is an equidigital number, since it uses as much as digits as its factorization.

212346790629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70782263546.

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 212346790629 in words is "two hundred twelve billion, three hundred forty-six million, seven hundred ninety thousand, six hundred twenty-nine".