23356790133469 has 8 divisors (see below), whose sum is σ = 25214966220920. Its totient is φ = 21507399749376.

The previous prime is 23356790133373. The next prime is 23356790133583. The reversal of 23356790133469 is 96433109765332.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7755317116569 + 15601473016900 = 2784837^2 + 3949870^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 23356790133469 - 2⁹ = 23356790132957 is a prime.

It is a super-2 number, since 2×23356790133469² (a number of 28 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 (23356790733469) 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, 2196420312 + ... + 2196430945.

It is an arithmetic number, because the mean of its divisors is an integer number (3151870777615).

Almost surely, 2^{23356790133469} is an apocalyptic number.

It is an amenable number.

23356790133469 is a deficient number, since it is larger than the sum of its proper divisors (1858176087451).

23356790133469 is a wasteful number, since it uses less digits than its factorization.

23356790133469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4392851679.

The product of its (nonzero) digits is 66134880, while the sum is 61.

The spelling of 23356790133469 in words is "twenty-three trillion, three hundred fifty-six billion, seven hundred ninety million, one hundred thirty-three thousand, four hundred sixty-nine".