5159250991 has 8 divisors (see below), whose sum is σ = 5181822800. Its totient is φ = 5136721920.

The previous prime is 5159250989. The next prime is 5159251037. The reversal of 5159250991 is 1990529515.

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

It is a cyclic number.

It is not a de Polignac number, because 5159250991 - 2¹ = 5159250989 is a prime.

It is a super-4 number, since 4×5159250991⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5159220991) 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, 244405 + ... + 264673.

It is an arithmetic number, because the mean of its divisors is an integer number (647727850).

Almost surely, 2^5159250991 is an apocalyptic number.

5159250991 is a deficient number, since it is larger than the sum of its proper divisors (22571809).

5159250991 is a wasteful number, since it uses less digits than its factorization.

5159250991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21369.

The product of its (nonzero) digits is 182250, while the sum is 46.

The square root of 5159250991 is about 71827.9262613087. The cubic root of 5159250991 is about 1727.9409040031.

The spelling of 5159250991 in words is "five billion, one hundred fifty-nine million, two hundred fifty thousand, nine hundred ninety-one".