12354243510 has 32 divisors (see below), whose sum is σ = 33885925632. Its totient is φ = 2823827040.

The previous prime is 12354243469. The next prime is 12354243511. The reversal of 12354243510 is 1534245321.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12354243511) 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 15 ways as a sum of consecutive naturals, for example, 29414656 + ... + 29415075.

It is an arithmetic number, because the mean of its divisors is an integer number (1058935176).

Almost surely, 2^12354243510 is an apocalyptic number.

12354243510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12354243510 is an abundant number, since it is smaller than the sum of its proper divisors (21531682122).

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

12354243510 is a wasteful number, since it uses less digits than its factorization.

12354243510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58829748.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12354243510 its reverse (1534245321), we get a palindrome (13888488831).

The spelling of 12354243510 in words is "twelve billion, three hundred fifty-four million, two hundred forty-three thousand, five hundred ten".