11673209469 has 16 divisors (see below), whose sum is σ = 15804984320. Its totient is φ = 7661910960.

The previous prime is 11673209459. The next prime is 11673209479. The reversal of 11673209469 is 96490237611.

It is an interprime number because it is at equal distance from previous prime (11673209459) and next prime (11673209479).

It is not a de Polignac number, because 11673209469 - 2⁵ = 11673209437 is a prime.

It is a super-2 number, since 2×11673209469² (a number of 21 digits) contains 22 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 (11673209459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389772 + ... + 418650.

It is an arithmetic number, because the mean of its divisors is an integer number (987811520).

Almost surely, 2^11673209469 is an apocalyptic number.

It is an amenable number.

11673209469 is a deficient number, since it is larger than the sum of its proper divisors (4131774851).

11673209469 is a wasteful number, since it uses less digits than its factorization.

11673209469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30960.

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 11673209469 in words is "eleven billion, six hundred seventy-three million, two hundred nine thousand, four hundred sixty-nine".