1234210661607 has 64 divisors (see below), whose sum is σ = 2086904217600. Its totient is φ = 630143978880.

The previous prime is 1234210661597. The next prime is 1234210661611. The reversal of 1234210661607 is 7061660124321.

It is a happy number.

It is not a de Polignac number, because 1234210661607 - 2⁶ = 1234210661543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234210661647) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98517778 + ... + 98530304.

It is an arithmetic number, because the mean of its divisors is an integer number (32607878400).

Almost surely, 2^{1234210661607} is an apocalyptic number.

1234210661607 is a deficient number, since it is larger than the sum of its proper divisors (852693555993).

1234210661607 is a wasteful number, since it uses less digits than its factorization.

1234210661607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19836.

The product of its (nonzero) digits is 72576, while the sum is 39.

Adding to 1234210661607 its reverse (7061660124321), we get a palindrome (8295870785928).

The spelling of 1234210661607 in words is "one trillion, two hundred thirty-four billion, two hundred ten million, six hundred sixty-one thousand, six hundred seven".