245305453554212 has 24 divisors (see below), whose sum is σ = 431225370698304. Its totient is φ = 122098329359712.

The previous prime is 245305453554199. The next prime is 245305453554263. The reversal of 245305453554212 is 212455354503542.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7688888 + ... + 23446319.

It is an arithmetic number, because the mean of its divisors is an integer number (17967723779096).

Almost surely, 2^{245305453554212} is an apocalyptic number.

It is an amenable number.

245305453554212 is a deficient number, since it is larger than the sum of its proper divisors (185919917144092).

245305453554212 is a wasteful number, since it uses less digits than its factorization.

245305453554212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31144115 (or 31144113 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 50.

The spelling of 245305453554212 in words is "two hundred forty-five trillion, three hundred five billion, four hundred fifty-three million, five hundred fifty-four thousand, two hundred twelve".