212435662325 has 24 divisors (see below), whose sum is σ = 264306267840. Its totient is φ = 169377868800.

The previous prime is 212435662321. The next prime is 212435662399. The reversal of 212435662325 is 523266534212.

It is not a de Polignac number, because 212435662325 - 2² = 212435662321 is a prime.

It is a super-2 number, since 2×212435662325² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212435662321) 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 23 ways as a sum of consecutive naturals, for example, 9090506 + ... + 9113844.

It is an arithmetic number, because the mean of its divisors is an integer number (11012761160).

Almost surely, 2^212435662325 is an apocalyptic number.

212435662325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212435662325 is a deficient number, since it is larger than the sum of its proper divisors (51870605515).

212435662325 is a wasteful number, since it uses less digits than its factorization.

212435662325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24557 (or 24552 counting only the distinct ones).

The product of its digits is 518400, while the sum is 41.

The spelling of 212435662325 in words is "two hundred twelve billion, four hundred thirty-five million, six hundred sixty-two thousand, three hundred twenty-five".