20144132323 has 8 divisors (see below), whose sum is σ = 23024100960. Its totient is φ = 17264722560.

The previous prime is 20144132321. The next prime is 20144132339. The reversal of 20144132323 is 32323144102.

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 20144132323 - 2¹ = 20144132321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20144132321) 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, 59398 + ... + 209323.

It is an arithmetic number, because the mean of its divisors is an integer number (2878012620).

Almost surely, 2^20144132323 is an apocalyptic number.

20144132323 is a deficient number, since it is larger than the sum of its proper divisors (2879968637).

20144132323 is a wasteful number, since it uses less digits than its factorization.

20144132323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279437.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20144132323 its reverse (32323144102), we get a palindrome (52467276425).

The spelling of 20144132323 in words is "twenty billion, one hundred forty-four million, one hundred thirty-two thousand, three hundred twenty-three".