4164078556 has 24 divisors (see below), whose sum is σ = 8058509424. Its totient is φ = 1866833280.

The previous prime is 4164078547. The next prime is 4164078557. The reversal of 4164078556 is 6558704614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4164078557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644995 + ... + 651418.

It is an arithmetic number, because the mean of its divisors is an integer number (335771226).

Almost surely, 2^4164078556 is an apocalyptic number.

It is an amenable number.

4164078556 is a deficient number, since it is larger than the sum of its proper divisors (3894430868).

4164078556 is a wasteful number, since it uses less digits than its factorization.

4164078556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296501 (or 1296499 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 4164078556 is about 64529.6719037064. The cubic root of 4164078556 is about 1608.8157328859.

The spelling of 4164078556 in words is "four billion, one hundred sixty-four million, seventy-eight thousand, five hundred fifty-six".