1350234551661 has 16 divisors (see below), whose sum is σ = 1843829891904. Its totient is φ = 878435276544.

The previous prime is 1350234551647. The next prime is 1350234551689. The reversal of 1350234551661 is 1661554320531.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1350234551661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350234551761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4541196 + ... + 4829381.

It is an arithmetic number, because the mean of its divisors is an integer number (115239368244).

Almost surely, 2^{1350234551661} is an apocalyptic number.

It is an amenable number.

1350234551661 is a deficient number, since it is larger than the sum of its proper divisors (493595340243).

1350234551661 is a wasteful number, since it uses less digits than its factorization.

1350234551661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9371740.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 1350234551661 in words is "one trillion, three hundred fifty billion, two hundred thirty-four million, five hundred fifty-one thousand, six hundred sixty-one".