212246463025 has 12 divisors (see below), whose sum is σ = 277037489200. Its totient is φ = 160860476880.

The previous prime is 212246463017. The next prime is 212246463043. The reversal of 212246463025 is 520364642212.

It is not a de Polignac number, because 212246463025 - 2³ = 212246463017 is a prime.

It is a super-4 number, since 4×212246463025⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223416855 + ... + 223417804.

Almost surely, 2^212246463025 is an apocalyptic number.

212246463025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212246463025 is a deficient number, since it is larger than the sum of its proper divisors (64791026175).

212246463025 is a wasteful number, since it uses less digits than its factorization.

212246463025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446834688 (or 446834683 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 212246463025 in words is "two hundred twelve billion, two hundred forty-six million, four hundred sixty-three thousand, twenty-five".