23154405636422 has 8 divisors (see below), whose sum is σ = 36774644246136. Its totient is φ = 10896190887712.

The previous prime is 23154405636419. The next prime is 23154405636493. The reversal of 23154405636422 is 22463650445132.

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

It is a super-2 number, since 2×23154405636422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340505965208 + ... + 340505965275.

It is an arithmetic number, because the mean of its divisors is an integer number (4596830530767).

Almost surely, 2^{23154405636422} is an apocalyptic number.

23154405636422 is a deficient number, since it is larger than the sum of its proper divisors (13620238609714).

23154405636422 is a wasteful number, since it uses less digits than its factorization.

23154405636422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681011930502.

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 23154405636422 in words is "twenty-three trillion, one hundred fifty-four billion, four hundred five million, six hundred thirty-six thousand, four hundred twenty-two".