431986764067 has 2 divisors, whose sum is σ = 431986764068. Its totient is φ = 431986764066.

The previous prime is 431986764043. The next prime is 431986764089. The reversal of 431986764067 is 760467689134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431986764067 - 2³¹ = 429839280419 is a prime.

It is a super-2 number, since 2×431986764067² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431986763996 and 431986764014.

It is not a weakly prime, because it can be changed into another prime (431986764667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215993382033 + 215993382034.

It is an arithmetic number, because the mean of its divisors is an integer number (215993382034).

Almost surely, 2^431986764067 is an apocalyptic number.

431986764067 is a deficient number, since it is larger than the sum of its proper divisors (1).

431986764067 is an equidigital number, since it uses as much as digits as its factorization.

431986764067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36578304, while the sum is 61.

The spelling of 431986764067 in words is "four hundred thirty-one billion, nine hundred eighty-six million, seven hundred sixty-four thousand, sixty-seven".