609703666951 has 2 divisors, whose sum is σ = 609703666952. Its totient is φ = 609703666950.

The previous prime is 609703666927. The next prime is 609703666981. The reversal of 609703666951 is 159666307906.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609703666951 - 2¹⁹ = 609703142663 is a prime.

It is a super-2 number, since 2×609703666951² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609703666921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304851833475 + 304851833476.

It is an arithmetic number, because the mean of its divisors is an integer number (304851833476).

Almost surely, 2^609703666951 is an apocalyptic number.

609703666951 is a deficient number, since it is larger than the sum of its proper divisors (1).

609703666951 is an equidigital number, since it uses as much as digits as its factorization.

609703666951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11022480, while the sum is 58.

The spelling of 609703666951 in words is "six hundred nine billion, seven hundred three million, six hundred sixty-six thousand, nine hundred fifty-one".