5168357806 has 16 divisors (see below), whose sum is σ = 7864000128. Its totient is φ = 2547072000.

The previous prime is 5168357771. The next prime is 5168357819. The reversal of 5168357806 is 6087538615.

It is a super-2 number, since 2×5168357806² = 53423844821682267272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5168357806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222691 + ... + 244801.

It is an arithmetic number, because the mean of its divisors is an integer number (491500008).

Almost surely, 2^5168357806 is an apocalyptic number.

5168357806 is a deficient number, since it is larger than the sum of its proper divisors (2695642322).

5168357806 is a wasteful number, since it uses less digits than its factorization.

5168357806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23787.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The square root of 5168357806 is about 71891.2915866727. The cubic root of 5168357806 is about 1728.9569939003.

The spelling of 5168357806 in words is "five billion, one hundred sixty-eight million, three hundred fifty-seven thousand, eight hundred six".