5161647999 has 8 divisors (see below), whose sum is σ = 6894920752. Its totient is φ = 3434736960.

The previous prime is 5161647947. The next prime is 5161648049. The reversal of 5161647999 is 9997461615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5161647999 - 2¹⁵ = 5161615231 is a prime.

It is a super-2 number, since 2×5161647999² = 53285220131161408002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161647199) 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, 1588534 + ... + 1591779.

It is an arithmetic number, because the mean of its divisors is an integer number (861865094).

Almost surely, 2^5161647999 is an apocalyptic number.

5161647999 is a deficient number, since it is larger than the sum of its proper divisors (1733272753).

5161647999 is a wasteful number, since it uses less digits than its factorization.

5161647999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180857.

The product of its digits is 3674160, while the sum is 57.

The square root of 5161647999 is about 71844.6100901104. The cubic root of 5161647999 is about 1728.2084652503.

The spelling of 5161647999 in words is "five billion, one hundred sixty-one million, six hundred forty-seven thousand, nine hundred ninety-nine".