23654463421 has 8 divisors (see below), whose sum is σ = 25011096320. Its totient is φ = 22308996672.

The previous prime is 23654463407. The next prime is 23654463433. The reversal of 23654463421 is 12436445632.

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 23654463421 - 2⁵ = 23654463389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23654463461) 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, 2787180 + ... + 2795653.

It is an arithmetic number, because the mean of its divisors is an integer number (3126387040).

Almost surely, 2^23654463421 is an apocalyptic number.

It is an amenable number.

23654463421 is a deficient number, since it is larger than the sum of its proper divisors (1356632899).

23654463421 is a wasteful number, since it uses less digits than its factorization.

23654463421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583075.

The product of its digits is 414720, while the sum is 40.

The spelling of 23654463421 in words is "twenty-three billion, six hundred fifty-four million, four hundred sixty-three thousand, four hundred twenty-one".