5272678891 has 2 divisors, whose sum is σ = 5272678892. Its totient is φ = 5272678890.

The previous prime is 5272678837. The next prime is 5272678903. The reversal of 5272678891 is 1988762725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5272678891 - 2¹⁵ = 5272646123 is a prime.

It is a super-2 number, since 2×5272678891² = 55602285375193979762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5272678291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2636339445 + 2636339446.

It is an arithmetic number, because the mean of its divisors is an integer number (2636339446).

Almost surely, 2^5272678891 is an apocalyptic number.

5272678891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5272678891 is an equidigital number, since it uses as much as digits as its factorization.

5272678891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 55.

The square root of 5272678891 is about 72613.2143001534. The cubic root of 5272678891 is about 1740.5123442807.

The spelling of 5272678891 in words is "five billion, two hundred seventy-two million, six hundred seventy-eight thousand, eight hundred ninety-one".