986937043427 has 2 divisors, whose sum is σ = 986937043428. Its totient is φ = 986937043426.

The previous prime is 986937043357. The next prime is 986937043457. The reversal of 986937043427 is 724340739689.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 986937043427 - 2²⁶ = 986869934563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 986937043427.

It is not a weakly prime, because it can be changed into another prime (986937043457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493468521713 + 493468521714.

It is an arithmetic number, because the mean of its divisors is an integer number (493468521714).

Almost surely, 2^986937043427 is an apocalyptic number.

986937043427 is a deficient number, since it is larger than the sum of its proper divisors (1).

986937043427 is an equidigital number, since it uses as much as digits as its factorization.

986937043427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54867456, while the sum is 62.

The spelling of 986937043427 in words is "nine hundred eighty-six billion, nine hundred thirty-seven million, forty-three thousand, four hundred twenty-seven".