9145963690999 has 4 divisors (see below), whose sum is σ = 9207345997800. Its totient is φ = 9084581384200.

The previous prime is 9145963690951. The next prime is 9145963691023. The reversal of 9145963690999 is 9990963695419.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9145963690999 - 2¹⁵ = 9145963658231 is a prime.

It is a super-3 number, since 3×9145963690999³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9145963610999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30691153177 + ... + 30691153474.

It is an arithmetic number, because the mean of its divisors is an integer number (2301836499450).

Almost surely, 2^{9145963690999} is an apocalyptic number.

9145963690999 is a deficient number, since it is larger than the sum of its proper divisors (61382306801).

9145963690999 is a wasteful number, since it uses less digits than its factorization.

9145963690999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61382306800.

The product of its (nonzero) digits is 1147912560, while the sum is 79.

The spelling of 9145963690999 in words is "nine trillion, one hundred forty-five billion, nine hundred sixty-three million, six hundred ninety thousand, nine hundred ninety-nine".