12356791234469 has 8 divisors (see below), whose sum is σ = 14066228757312. Its totient is φ = 10745035855840.

The previous prime is 12356791234409. The next prime is 12356791234471. The reversal of 12356791234469 is 96443219765321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12356791234469 - 2⁸ = 12356791234213 is a prime.

It is a super-2 number, since 2×12356791234469² (a number of 27 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 (12356791234409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24420535784 + ... + 24420536289.

It is an arithmetic number, because the mean of its divisors is an integer number (1758278594664).

Almost surely, 2^{12356791234469} is an apocalyptic number.

It is an amenable number.

12356791234469 is a deficient number, since it is larger than the sum of its proper divisors (1709437522843).

12356791234469 is a wasteful number, since it uses less digits than its factorization.

12356791234469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48841072107.

The product of its digits is 58786560, while the sum is 62.

The spelling of 12356791234469 in words is "twelve trillion, three hundred fifty-six billion, seven hundred ninety-one million, two hundred thirty-four thousand, four hundred sixty-nine".