12331551550453 has 4 divisors (see below), whose sum is σ = 12352559304960. Its totient is φ = 12310543795948.

The previous prime is 12331551550441. The next prime is 12331551550459. The reversal of 12331551550453 is 35405515513321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12331551550453 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 (12331551550459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10503876373 + ... + 10503877546.

It is an arithmetic number, because the mean of its divisors is an integer number (3088139826240).

Almost surely, 2^{12331551550453} is an apocalyptic number.

It is an amenable number.

12331551550453 is a deficient number, since it is larger than the sum of its proper divisors (21007754507).

12331551550453 is an equidigital number, since it uses as much as digits as its factorization.

12331551550453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21007754506.

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 12331551550453 in words is "twelve trillion, three hundred thirty-one billion, five hundred fifty-one million, five hundred fifty thousand, four hundred fifty-three".