5891645251 has 2 divisors, whose sum is σ = 5891645252. Its totient is φ = 5891645250.

The previous prime is 5891645233. The next prime is 5891645257. The reversal of 5891645251 is 1525461985.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5891645251 - 2⁹ = 5891644739 is a prime.

It is a super-2 number, since 2×5891645251² = 69422967527261706002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5891645257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2945822625 + 2945822626.

It is an arithmetic number, because the mean of its divisors is an integer number (2945822626).

Almost surely, 2^5891645251 is an apocalyptic number.

5891645251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5891645251 is an equidigital number, since it uses as much as digits as its factorization.

5891645251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 46.

The square root of 5891645251 is about 76757.0534283332. The cubic root of 5891645251 is about 1806.1155414715.

The spelling of 5891645251 in words is "five billion, eight hundred ninety-one million, six hundred forty-five thousand, two hundred fifty-one".