12323340245454 has 32 divisors (see below), whose sum is σ = 28167862490880. Its totient is φ = 3520925900352.

The previous prime is 12323340245429. The next prime is 12323340245497. The reversal of 12323340245454 is 45454204332321.

It is a super-2 number, since 2×12323340245454² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4380537 + ... + 6620859.

It is an arithmetic number, because the mean of its divisors is an integer number (880245702840).

Almost surely, 2^{12323340245454} is an apocalyptic number.

12323340245454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12323340245454 is an abundant number, since it is smaller than the sum of its proper divisors (15844522245426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12323340245454 is a wasteful number, since it uses less digits than its factorization.

12323340245454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2371304.

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 12323340245454 its reverse (45454204332321), we get a palindrome (57777544577775).

The spelling of 12323340245454 in words is "twelve trillion, three hundred twenty-three billion, three hundred forty million, two hundred forty-five thousand, four hundred fifty-four".