4026502891 has 2 divisors, whose sum is σ = 4026502892. Its totient is φ = 4026502890.

The previous prime is 4026502873. The next prime is 4026502901. The reversal of 4026502891 is 1982056204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4026502891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4026502891.

It is not a weakly prime, because it can be changed into another prime (4026502861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013251445 + 2013251446.

It is an arithmetic number, because the mean of its divisors is an integer number (2013251446).

Almost surely, 2^4026502891 is an apocalyptic number.

4026502891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4026502891 is an equidigital number, since it uses as much as digits as its factorization.

4026502891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 4026502891 is about 63454.7310371733. The cubic root of 4026502891 is about 1590.8992304073.

The spelling of 4026502891 in words is "four billion, twenty-six million, five hundred two thousand, eight hundred ninety-one".