3945075420174 has 32 divisors (see below), whose sum is σ = 9017431591680. Its totient is φ = 1127149862592.

The previous prime is 3945075420161. The next prime is 3945075420217. The reversal of 3945075420174 is 4710245705493.

It is a happy number.

It is a super-2 number, since 2×3945075420174² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2930842 + ... + 4059554.

It is an arithmetic number, because the mean of its divisors is an integer number (281794737240).

Almost surely, 2^{3945075420174} is an apocalyptic number.

3945075420174 is an abundant number, since it is smaller than the sum of its proper divisors (5072356171506).

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

3945075420174 is a wasteful number, since it uses less digits than its factorization.

3945075420174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211944.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 3945075420174 in words is "three trillion, nine hundred forty-five billion, seventy-five million, four hundred twenty thousand, one hundred seventy-four".