4145573074668 has 48 divisors (see below), whose sum is σ = 9701195212800. Its totient is φ = 1377833248000.

The previous prime is 4145573074663. The next prime is 4145573074673. The reversal of 4145573074668 is 8664703755414.

It is an interprime number because it is at equal distance from previous prime (4145573074663) and next prime (4145573074673).

It is a super-2 number, since 2×4145573074668² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4145573074663) 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 15 ways as a sum of consecutive naturals, for example, 11364433 + ... + 11723543.

It is an arithmetic number, because the mean of its divisors is an integer number (202108233600).

Almost surely, 2^{4145573074668} is an apocalyptic number.

It is an amenable number.

4145573074668 is an abundant number, since it is smaller than the sum of its proper divisors (5555622138132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4145573074668 is a wasteful number, since it uses less digits than its factorization.

4145573074668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361918 (or 361916 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 60.

The spelling of 4145573074668 in words is "four trillion, one hundred forty-five billion, five hundred seventy-three million, seventy-four thousand, six hundred sixty-eight".