306245145602164 has 12 divisors (see below), whose sum is σ = 536007162793284. Its totient is φ = 153100241946944.

The previous prime is 306245145602147. The next prime is 306245145602189. The reversal of 306245145602164 is 461206541542603.

It can be written as a sum of positive squares in 2 ways, for example, as 133481513696400 + 172763631905764 = 11553420^2 + 13143958^2 .

It is a super-2 number, since 2×306245145602164² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5582682679 + ... + 5582737534.

It is an arithmetic number, because the mean of its divisors is an integer number (44667263566107).

Almost surely, 2^{306245145602164} is an apocalyptic number.

It is an amenable number.

306245145602164 is a deficient number, since it is larger than the sum of its proper divisors (229762017191120).

306245145602164 is a wasteful number, since it uses less digits than its factorization.

306245145602164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11165427074 (or 11165427072 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 306245145602164 in words is "three hundred six trillion, two hundred forty-five billion, one hundred forty-five million, six hundred two thousand, one hundred sixty-four".