214812770629 has 4 divisors (see below), whose sum is σ = 220052106540. Its totient is φ = 209573434720.

The previous prime is 214812770597. The next prime is 214812770639. The reversal of 214812770629 is 926077218412.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4067505729 + 210745264900 = 63777^2 + 459070^2 .

It is a cyclic number.

It is not a de Polignac number, because 214812770629 - 2⁵ = 214812770597 is a prime.

It is a super-2 number, since 2×214812770629² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214812770639) 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, 2619667894 + ... + 2619667975.

It is an arithmetic number, because the mean of its divisors is an integer number (55013026635).

Almost surely, 2^214812770629 is an apocalyptic number.

It is an amenable number.

214812770629 is a deficient number, since it is larger than the sum of its proper divisors (5239335911).

214812770629 is an equidigital number, since it uses as much as digits as its factorization.

214812770629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5239335910.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 214812770629 in words is "two hundred fourteen billion, eight hundred twelve million, seven hundred seventy thousand, six hundred twenty-nine".