23433621187021 has 8 divisors (see below), whose sum is σ = 23919391562400. Its totient is φ = 22950803823600.

The previous prime is 23433621187019. The next prime is 23433621187073. The reversal of 23433621187021 is 12078112633432.

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 23433621187021 - 2¹ = 23433621187019 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 (23433621187721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738236955 + ... + 738268696.

It is an arithmetic number, because the mean of its divisors is an integer number (2989923945300).

Almost surely, 2^{23433621187021} is an apocalyptic number.

It is an amenable number.

23433621187021 is a deficient number, since it is larger than the sum of its proper divisors (485770375379).

23433621187021 is a wasteful number, since it uses less digits than its factorization.

23433621187021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476505979.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 23433621187021 in words is "twenty-three trillion, four hundred thirty-three billion, six hundred twenty-one million, one hundred eighty-seven thousand, twenty-one".