5130856899 has 64 divisors (see below), whose sum is σ = 8825241600. Its totient is φ = 2885603616.

The previous prime is 5130856897. The next prime is 5130856963. The reversal of 5130856899 is 9986580315.

It is a happy number.

It is a Cunningham number, because it is equal to 71630²-1.

It is not a de Polignac number, because 5130856899 - 2¹ = 5130856897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5130856897) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5944942 + ... + 5945804.

It is an arithmetic number, because the mean of its divisors is an integer number (137894400).

Almost surely, 2^5130856899 is an apocalyptic number.

5130856899 is a deficient number, since it is larger than the sum of its proper divisors (3694384701).

5130856899 is a wasteful number, since it uses less digits than its factorization.

5130856899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341 (or 1335 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The square root of 5130856899 is about 71629.9999930197. Note that the first 5 decimals coincide. The cubic root of 5130856899 is about 1724.7651460986.

The spelling of 5130856899 in words is "five billion, one hundred thirty million, eight hundred fifty-six thousand, eight hundred ninety-nine".