5168166004 has 6 divisors (see below), whose sum is σ = 9044290514. Its totient is φ = 2584083000.

The previous prime is 5168165999. The next prime is 5168166011. The reversal of 5168166004 is 4006618615.

It can be written as a sum of positive squares in only one way, i.e., 5038160400 + 130005604 = 70980^2 + 11402^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646020747 + ... + 646020754.

Almost surely, 2^5168166004 is an apocalyptic number.

It is an amenable number.

5168166004 is a deficient number, since it is larger than the sum of its proper divisors (3876124510).

5168166004 is a wasteful number, since it uses less digits than its factorization.

5168166004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292041505 (or 1292041503 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 5168166004 is about 71889.9576018793. The cubic root of 5168166004 is about 1728.9356059647.

The spelling of 5168166004 in words is "five billion, one hundred sixty-eight million, one hundred sixty-six thousand, four".