245151450212 has 12 divisors (see below), whose sum is σ = 434891956716. Its totient is φ = 120896605440.

The previous prime is 245151450211. The next prime is 245151450221. The reversal of 245151450212 is 212054151542.

It can be written as a sum of positive squares in 2 ways, for example, as 183754539556 + 61396910656 = 428666^2 + 247784^2 .

It is not an unprimeable number, because it can be changed into a prime (245151450211) 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, 419779589 + ... + 419780172.

It is an arithmetic number, because the mean of its divisors is an integer number (36240996393).

Almost surely, 2^245151450212 is an apocalyptic number.

It is an amenable number.

245151450212 is a deficient number, since it is larger than the sum of its proper divisors (189740506504).

245151450212 is a wasteful number, since it uses less digits than its factorization.

245151450212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839559838 (or 839559836 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 245151450212 in words is "two hundred forty-five billion, one hundred fifty-one million, four hundred fifty thousand, two hundred twelve".