212666700963 has 16 divisors (see below), whose sum is σ = 300248363520. Its totient is φ = 133432142976.

The previous prime is 212666700949. The next prime is 212666701081. The reversal of 212666700963 is 369007666212.

It is a Cunningham number, because it is equal to 461158²-1.

It is not a de Polignac number, because 212666700963 - 2⁵ = 212666700931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212666700913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306618 + ... + 1460336.

It is an arithmetic number, because the mean of its divisors is an integer number (18765522720).

Almost surely, 2^212666700963 is an apocalyptic number.

212666700963 is a deficient number, since it is larger than the sum of its proper divisors (87581662557).

212666700963 is a wasteful number, since it uses less digits than its factorization.

212666700963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180866.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 212666700963 in words is "two hundred twelve billion, six hundred sixty-six million, seven hundred thousand, nine hundred sixty-three".